{"product_id":"feetech-sts3020-20kg-ttl-bus-smart-servo","title":"FEETECH STS3020 20KG Magnetic Encoder 360° TTL Bus Smart Servo for Robotic Arm","description":"\u003ch2 data-section-id=\"1p927wt\" data-start=\"82\" data-end=\"101\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-start=\"103\" data-end=\"474\"\u003eThe FEETECH STS3020 is a high-performance serial bus smart servo designed for robotic joints, robotic arms, intelligent motion systems, and educational robotics applications. Equipped with a magnetic encoder, closed-loop feedback system, and TTL serial bus communication, the STS3020 delivers precise position control, high responsiveness, and stable long-term operation.\u003c\/p\u003e\n\u003cp data-start=\"476\" data-end=\"714\"\u003eCompared with traditional potentiometer servos, the STS3020 features 360° absolute angle control, higher resolution, parameter feedback, and programmable multi-mode operation, making it ideal for advanced robotics and automation projects.\u003c\/p\u003e\n\u003chr data-start=\"716\" data-end=\"719\"\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"721\" data-end=\"736\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"738\" data-end=\"1202\"\u003e\n\u003cli data-section-id=\"15xxlvn\" data-start=\"738\" data-end=\"778\"\u003eHigh torque 20KG-class smart bus servo\u003c\/li\u003e\n\u003cli data-section-id=\"qgfapm\" data-start=\"779\" data-end=\"823\"\u003eMagnetic encoder with 4096-step resolution\u003c\/li\u003e\n\u003cli data-section-id=\"iktmb1\" data-start=\"824\" data-end=\"860\"\u003e360° programmable rotation control\u003c\/li\u003e\n\u003cli data-section-id=\"3qzbs0\" data-start=\"861\" data-end=\"891\"\u003eTTL serial bus communication\u003c\/li\u003e\n\u003cli data-section-id=\"1kze2bp\" data-start=\"892\" data-end=\"964\"\u003eReal-time feedback for position, speed, voltage, temperature, and load\u003c\/li\u003e\n\u003cli data-section-id=\"vrd47i\" data-start=\"965\" data-end=\"1005\"\u003eClosed-loop intelligent control system\u003c\/li\u003e\n\u003cli data-section-id=\"1e6s11u\" data-start=\"1006\" data-end=\"1056\"\u003eSupports single-servo and multi-servo networking\u003c\/li\u003e\n\u003cli data-section-id=\"1su47bj\" data-start=\"1057\" data-end=\"1109\"\u003eAluminum middle case for improved heat dissipation\u003c\/li\u003e\n\u003cli data-section-id=\"xa7yz3\" data-start=\"1110\" data-end=\"1146\"\u003eMulti-platform development support\u003c\/li\u003e\n\u003cli data-section-id=\"153j90m\" data-start=\"1147\" data-end=\"1202\"\u003eCompatible with Arduino, STM32, PC, JAVA, C++, and C#\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1204\" data-end=\"1207\"\u003e\n\u003ch2 data-section-id=\"1cgu054\" data-start=\"1209\" data-end=\"1236\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"1238\" data-end=\"2014\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1238\" data-end=\"1262\"\u003e\n\u003ctr data-start=\"1238\" data-end=\"1262\"\u003e\n\u003cth data-start=\"1238\" data-end=\"1245\" data-col-size=\"sm\" class=\"\"\u003eItem\u003c\/th\u003e\n\u003cth data-start=\"1245\" data-end=\"1262\" data-col-size=\"md\" class=\"\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1273\" data-end=\"2014\"\u003e\n\u003ctr data-start=\"1273\" data-end=\"1297\"\u003e\n\u003ctd data-start=\"1273\" data-end=\"1281\" data-col-size=\"sm\"\u003eModel\u003c\/td\u003e\n\u003ctd data-start=\"1281\" data-end=\"1297\" data-col-size=\"md\"\u003eSTS3020-C001\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1298\" data-end=\"1317\"\u003e\n\u003ctd data-start=\"1298\" data-end=\"1306\" data-col-size=\"sm\"\u003eBrand\u003c\/td\u003e\n\u003ctd data-start=\"1306\" data-end=\"1317\" data-col-size=\"md\"\u003eFEETECH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1318\" data-end=\"1350\"\u003e\n\u003ctd data-start=\"1318\" data-end=\"1331\" data-col-size=\"sm\"\u003eDimensions\u003c\/td\u003e\n\u003ctd data-start=\"1331\" data-end=\"1350\" data-col-size=\"md\"\u003e40 × 20 × 40 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1351\" data-end=\"1368\"\u003e\n\u003ctd data-start=\"1351\" data-end=\"1360\" data-col-size=\"sm\"\u003eWeight\u003c\/td\u003e\n\u003ctd data-start=\"1360\" data-end=\"1368\" data-col-size=\"md\"\u003e62 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1369\" data-end=\"1404\"\u003e\n\u003ctd data-start=\"1369\" data-end=\"1389\" data-col-size=\"sm\"\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd data-start=\"1389\" data-end=\"1404\" data-col-size=\"md\"\u003e5.5V – 8.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1405\" data-end=\"1446\"\u003e\n\u003ctd data-start=\"1405\" data-end=\"1429\" data-col-size=\"sm\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd data-start=\"1429\" data-end=\"1446\" data-col-size=\"md\"\u003e-10°C to 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1447\" data-end=\"1481\"\u003e\n\u003ctd data-start=\"1447\" data-end=\"1461\" data-col-size=\"sm\"\u003eSensor Type\u003c\/td\u003e\n\u003ctd data-start=\"1461\" data-end=\"1481\" data-col-size=\"md\"\u003eMagnetic Encoder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1482\" data-end=\"1519\"\u003e\n\u003ctd data-start=\"1482\" data-end=\"1508\" data-col-size=\"sm\"\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd data-start=\"1508\" data-end=\"1519\" data-col-size=\"md\"\u003eTTL Bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1520\" data-end=\"1572\"\u003e\n\u003ctd data-start=\"1520\" data-end=\"1545\" data-col-size=\"sm\"\u003eCommunication Protocol\u003c\/td\u003e\n\u003ctd data-start=\"1545\" data-end=\"1572\" data-col-size=\"md\"\u003eHalf-Duplex UART Serial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1573\" data-end=\"1608\"\u003e\n\u003ctd data-start=\"1573\" data-end=\"1585\" data-col-size=\"sm\"\u003eBaud Rate\u003c\/td\u003e\n\u003ctd data-start=\"1585\" data-end=\"1608\" data-col-size=\"md\"\u003e38400 – 1000000 Bps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1609\" data-end=\"1631\"\u003e\n\u003ctd data-start=\"1609\" data-end=\"1624\" data-col-size=\"sm\"\u003eOutput Shaft\u003c\/td\u003e\n\u003ctd data-start=\"1624\" data-end=\"1631\" data-col-size=\"md\"\u003e25T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1632\" data-end=\"1668\"\u003e\n\u003ctd data-start=\"1632\" data-end=\"1654\" data-col-size=\"sm\"\u003ePosition Resolution\u003c\/td\u003e\n\u003ctd data-start=\"1654\" data-end=\"1668\" data-col-size=\"md\"\u003e4096 Steps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1669\" data-end=\"1707\"\u003e\n\u003ctd data-start=\"1669\" data-end=\"1686\" data-col-size=\"sm\"\u003eRotation Range\u003c\/td\u003e\n\u003ctd data-start=\"1686\" data-end=\"1707\" data-col-size=\"md\"\u003e360° Programmable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1708\" data-end=\"1747\"\u003e\n\u003ctd data-start=\"1708\" data-end=\"1725\" data-col-size=\"sm\"\u003eControl Signal\u003c\/td\u003e\n\u003ctd data-start=\"1725\" data-end=\"1747\" data-col-size=\"md\"\u003eTTL Level Bus Data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1748\" data-end=\"1781\"\u003e\n\u003ctd data-start=\"1748\" data-end=\"1766\" data-col-size=\"sm\"\u003eNo-load Current\u003c\/td\u003e\n\u003ctd data-start=\"1766\" data-end=\"1781\" data-col-size=\"md\"\u003e240mA @7.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1782\" data-end=\"1814\"\u003e\n\u003ctd data-start=\"1782\" data-end=\"1798\" data-col-size=\"sm\"\u003eStall Current\u003c\/td\u003e\n\u003ctd data-start=\"1798\" data-end=\"1814\" data-col-size=\"md\"\u003e2400mA @7.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1815\" data-end=\"1849\"\u003e\n\u003ctd data-start=\"1815\" data-end=\"1830\" data-col-size=\"sm\"\u003eStall Torque\u003c\/td\u003e\n\u003ctd data-start=\"1830\" data-end=\"1849\" data-col-size=\"md\"\u003e22.5kg.cm @7.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1850\" data-end=\"1883\"\u003e\n\u003ctd data-start=\"1850\" data-end=\"1865\" data-col-size=\"sm\"\u003eRated Torque\u003c\/td\u003e\n\u003ctd data-start=\"1865\" data-end=\"1883\" data-col-size=\"md\"\u003e7.5kg.cm @7.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1884\" data-end=\"1931\"\u003e\n\u003ctd data-start=\"1884\" data-end=\"1900\" data-col-size=\"sm\"\u003eNo-load Speed\u003c\/td\u003e\n\u003ctd data-start=\"1900\" data-end=\"1931\" data-col-size=\"md\"\u003e0.149 sec\/60° (67RPM) @7.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1932\" data-end=\"2014\"\u003e\n\u003ctd data-start=\"1932\" data-end=\"1953\" data-col-size=\"sm\"\u003eParameter Feedback\u003c\/td\u003e\n\u003ctd data-start=\"1953\" data-end=\"2014\" data-col-size=\"md\"\u003eLoad \/ Position \/ Speed \/ Voltage \/ Current \/ Temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"2016\" data-end=\"2019\"\u003e\n\u003ch2 data-section-id=\"dysc5y\" data-start=\"2021\" data-end=\"2042\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0686\/0954\/0326\/files\/06_d83f93ff-a470-4470-a2ff-8e134dcd559a.jpg?v=1778481230\" alt=\"\"\u003e\u003c\/h2\u003e\n\u003ch2 data-section-id=\"dysc5y\" data-start=\"2021\" data-end=\"2042\"\u003eProduct Advantages\u003c\/h2\u003e\n\u003ch3 data-section-id=\"1vb2m4u\" data-start=\"2044\" data-end=\"2077\"\u003e360° Magnetic Encoder Control\u003c\/h3\u003e\n\u003cp data-start=\"2078\" data-end=\"2208\"\u003eUses a high-resolution magnetic encoder supporting 4096-step positioning with programmable 360° control and multi-turn capability.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1v482qd\" data-start=\"2210\" data-end=\"2240\"\u003eClosed-loop Smart Feedback\u003c\/h3\u003e\n\u003cp data-start=\"2241\" data-end=\"2278\"\u003eReal-time monitoring and feedback of:\u003c\/p\u003e\n\u003cul data-start=\"2279\" data-end=\"2345\"\u003e\n\u003cli data-section-id=\"1w17frl\" data-start=\"2279\" data-end=\"2289\"\u003ePosition\u003c\/li\u003e\n\u003cli data-section-id=\"178ertb\" data-start=\"2290\" data-end=\"2297\"\u003eSpeed\u003c\/li\u003e\n\u003cli data-section-id=\"kq999m\" data-start=\"2298\" data-end=\"2307\"\u003eVoltage\u003c\/li\u003e\n\u003cli data-section-id=\"jv6ha9\" data-start=\"2308\" data-end=\"2317\"\u003eCurrent\u003c\/li\u003e\n\u003cli data-section-id=\"1f3vflw\" data-start=\"2318\" data-end=\"2331\"\u003eTemperature\u003c\/li\u003e\n\u003cli data-section-id=\"1nj4lmi\" data-start=\"2332\" data-end=\"2345\"\u003eLoad status\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2347\" data-end=\"2396\"\u003eImproves control accuracy and operational safety.\u003c\/p\u003e\n\u003ch3 data-section-id=\"ks7r5k\" data-start=\"2398\" data-end=\"2425\"\u003eHigh Torque Performance\u003c\/h3\u003e\n\u003cp data-start=\"2426\" data-end=\"2542\"\u003eProvides up to 22.5kg.cm stall torque at 7.4V, suitable for robotic joints and lightweight robotic arm applications.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1j6a6rh\" data-start=\"2544\" data-end=\"2569\"\u003eFlexible Motion Modes\u003c\/h3\u003e\n\u003cp data-start=\"2570\" data-end=\"2579\"\u003eSupports:\u003c\/p\u003e\n\u003cul data-start=\"2580\" data-end=\"2683\"\u003e\n\u003cli data-section-id=\"1m701c\" data-start=\"2580\" data-end=\"2606\"\u003eServo angle control mode\u003c\/li\u003e\n\u003cli data-section-id=\"ud0yrl\" data-start=\"2607\" data-end=\"2639\"\u003eContinuous rotation wheel mode\u003c\/li\u003e\n\u003cli data-section-id=\"18dxttq\" data-start=\"2640\" data-end=\"2659\"\u003eStep control mode\u003c\/li\u003e\n\u003cli data-section-id=\"189gzrp\" data-start=\"2660\" data-end=\"2683\"\u003ePosition control mode\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1b8wj7l\" data-start=\"2685\" data-end=\"2711\"\u003eMulti-servo Networking\u003c\/h3\u003e\n\u003cp data-start=\"2712\" data-end=\"2806\"\u003eSupports independent or synchronized multi-servo control through TTL serial bus communication.\u003c\/p\u003e\n\u003ch3 data-section-id=\"ovvimd\" data-start=\"2808\" data-end=\"2839\"\u003eFast Communication Response\u003c\/h3\u003e\n\u003cp data-start=\"2840\" data-end=\"2913\"\u003eSupports baud rates up to 1Mbps for low-latency real-time motion control.\u003c\/p\u003e\n\u003ch3 data-section-id=\"5jo94y\" data-start=\"2915\" data-end=\"2941\"\u003eIntelligent Protection\u003c\/h3\u003e\n\u003cp data-start=\"2942\" data-end=\"2981\"\u003eIntegrated protection features include:\u003c\/p\u003e\n\u003cul data-start=\"2982\" data-end=\"3079\"\u003e\n\u003cli data-section-id=\"1d9mb58\" data-start=\"2982\" data-end=\"3006\"\u003eOvercurrent protection\u003c\/li\u003e\n\u003cli data-section-id=\"xe7y3r\" data-start=\"3007\" data-end=\"3031\"\u003eOvervoltage protection\u003c\/li\u003e\n\u003cli data-section-id=\"1dv2gax\" data-start=\"3032\" data-end=\"3060\"\u003eOvertemperature protection\u003c\/li\u003e\n\u003cli data-section-id=\"f45bsd\" data-start=\"3061\" data-end=\"3079\"\u003eStall protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"10t9nkw\" data-start=\"3081\" data-end=\"3108\"\u003eAluminum Middle Housing\u003c\/h3\u003e\n\u003cp data-start=\"3109\" data-end=\"3204\"\u003eEnhanced structural rigidity and improved heat dissipation compared to standard plastic servos.\u003c\/p\u003e\n\u003chr data-start=\"3206\" data-end=\"3209\"\u003e\n\u003ch2 data-section-id=\"164os46\" data-start=\"3211\" data-end=\"3234\"\u003eTypical Applications\u003c\/h2\u003e\n\u003cul data-start=\"3236\" data-end=\"3434\"\u003e\n\u003cli data-section-id=\"apswiz\" data-start=\"3236\" data-end=\"3250\"\u003eRobotic arms\u003c\/li\u003e\n\u003cli data-section-id=\"bnu75u\" data-start=\"3251\" data-end=\"3268\"\u003eHumanoid robots\u003c\/li\u003e\n\u003cli data-section-id=\"jefz1u\" data-start=\"3269\" data-end=\"3291\"\u003eEducational robotics\u003c\/li\u003e\n\u003cli data-section-id=\"837upz\" data-start=\"3292\" data-end=\"3316\"\u003eMotion control systems\u003c\/li\u003e\n\u003cli data-section-id=\"13m029j\" data-start=\"3317\" data-end=\"3328\"\u003eAI robots\u003c\/li\u003e\n\u003cli data-section-id=\"19vy9tq\" data-start=\"3329\" data-end=\"3349\"\u003eDIY robot projects\u003c\/li\u003e\n\u003cli data-section-id=\"1o8izvh\" data-start=\"3350\" data-end=\"3372\"\u003eAutomation equipment\u003c\/li\u003e\n\u003cli data-section-id=\"1q8kjk9\" data-start=\"3373\" data-end=\"3390\"\u003eSmart actuators\u003c\/li\u003e\n\u003cli data-section-id=\"1xk5he1\" data-start=\"3391\" data-end=\"3409\"\u003ePan-tilt systems\u003c\/li\u003e\n\u003cli data-section-id=\"agpowi\" data-start=\"3410\" data-end=\"3434\"\u003eRobot joint mechanisms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3436\" data-end=\"3439\"\u003e\n\u003ch2 data-section-id=\"6hv2og\" data-start=\"3441\" data-end=\"3460\"\u003ePackage Includes\u003c\/h2\u003e\n\u003cul data-start=\"3462\" data-end=\"3536\"\u003e\n\u003cli data-section-id=\"1si2qpv\" data-start=\"3462\" data-end=\"3495\"\u003e1 × FEETECH STS3020 Smart Servo\u003c\/li\u003e\n\u003cli data-section-id=\"uh2wvu\" data-start=\"3496\" data-end=\"3513\"\u003e1 × Servo Cable\u003c\/li\u003e\n\u003cli data-section-id=\"1i2gggz\" data-start=\"3514\" data-end=\"3536\"\u003eMounting Accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"alxyah\" data-start=\"3600\" data-end=\"3622\"\u003eDevelopment Support\u003c\/h2\u003e\n\u003cp data-start=\"3624\" data-end=\"3661\"\u003eSupports secondary development under:\u003c\/p\u003e\n\u003cul data-start=\"3662\" data-end=\"3711\"\u003e\n\u003cli data-section-id=\"1p0dl36\" data-start=\"3662\" data-end=\"3671\"\u003eArduino\u003c\/li\u003e\n\u003cli data-section-id=\"177p29v\" data-start=\"3672\" data-end=\"3679\"\u003eSTM32\u003c\/li\u003e\n\u003cli data-section-id=\"kbtpn8\" data-start=\"3680\" data-end=\"3693\"\u003ePC Software\u003c\/li\u003e\n\u003cli data-section-id=\"1j3wm7o\" data-start=\"3694\" data-end=\"3700\"\u003eJAVA\u003c\/li\u003e\n\u003cli data-section-id=\"1o4fuz\" data-start=\"3701\" data-end=\"3706\"\u003eC++\u003c\/li\u003e\n\u003cli data-section-id=\"yhmtt4\" data-start=\"3707\" data-end=\"3711\"\u003eC#\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3713\" data-end=\"3722\"\u003eProvides:\u003c\/p\u003e\n\u003cul data-start=\"3723\" data-end=\"3859\"\u003e\n\u003cli data-section-id=\"1g6jca4\" data-start=\"3723\" data-end=\"3761\"\u003eCommunication protocol documentation\u003c\/li\u003e\n\u003cli data-section-id=\"1ni0679\" data-start=\"3762\" data-end=\"3790\"\u003eMemory table documentation\u003c\/li\u003e\n\u003cli data-section-id=\"1ugxdj9\" data-start=\"3791\" data-end=\"3828\"\u003eSerial debugging assistant software\u003c\/li\u003e\n\u003cli data-section-id=\"qxwdj2\" data-start=\"3829\" data-end=\"3859\"\u003eExample development routines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3861\" data-end=\"3864\"\u003e\n\u003ch2 data-section-id=\"9ghvog\" data-start=\"3866\" data-end=\"3884\"\u003eImportant Notes\u003c\/h2\u003e\n\u003cul data-start=\"3886\" data-end=\"4169\"\u003e\n\u003cli data-section-id=\"v0o94k\" data-start=\"3886\" data-end=\"3936\"\u003ePerformance specifications are measured at 7.4V.\u003c\/li\u003e\n\u003cli data-section-id=\"6cwhkn\" data-start=\"3937\" data-end=\"4007\"\u003eRecommended continuous working torque is 1\/3 to 1\/5 of stall torque.\u003c\/li\u003e\n\u003cli data-section-id=\"uy10vs\" data-start=\"4008\" data-end=\"4091\"\u003eActual positioning precision depends on mechanical structure and load conditions.\u003c\/li\u003e\n\u003cli data-section-id=\"n6vsdd\" data-start=\"4092\" data-end=\"4169\"\u003eRecommended grouped power supply when using multiple servos simultaneously.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FeeTech","offers":[{"title":"ST-2000-C001 | 7.4V 20KG | Single Shaft","offer_id":47647773786342,"sku":"ST-3020","price":38.5,"currency_code":"USD","in_stock":true},{"title":"ST-3020-C001 | 7.4V 20KG | Dual Shaft","offer_id":47647773819110,"sku":"ST-3021","price":38.5,"currency_code":"USD","in_stock":true},{"title":"ST-2000-C002 | 12V 20KG | Single Shaft","offer_id":47647773851878,"sku":"ST-3022","price":38.5,"currency_code":"USD","in_stock":true},{"title":"ST-3020-C008 | 12V 25KG | Dual Shaft","offer_id":47647773884646,"sku":"ST-3023","price":38.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0954\/0326\/files\/03_58ae61d6-b3f4-45af-8399-a59460af0a40.jpg?v=1778481118","url":"https:\/\/robotdoo.com\/products\/feetech-sts3020-20kg-ttl-bus-smart-servo","provider":"RobotDoo","version":"1.0","type":"link"}