FEICHAO 25KG Digital Servo Robot Arm Large Torque Metal Shell Servo Waterproof with Metal Servo Arm & Extension Cord For RC Model Car/Multi-rotor Aircraft/Helicopter/Robot/RC Toy Category_Digital Tester Mini USB interface: supports 2S

Mini USB interface: supports 2S Li-battery balancing charge

NEO-M8N will be the best choice for the Open Source Controller with it's Super High Precision and Fast Searching Star Efficiency

1S Lipo/LIHV USB Charger

Features: High performance 20KG high torque digital standard steering gear High precision gear made in Taiwan CNC aluminum inner shell Double ball bearing PDI-6221MG detailed specifications: Dead zone: 2μs Maximum pulse width: 900-2100us (suitable for remote control) Maximum angle: 120°/180°/360° Motor: iron core Working voltage: DC4

SPI BUS receiver Frsky D8 compatible

FEICHAO 25KG Digital Servo Robot Arm Large Torque Metal Shell Servo Waterproof with Metal Servo Arm & Extension Cord For RC Model Car/Multi-rotor Aircraft/Helicopter/Robot/RC Toy Category_Digital Tester Mini USB interface: supports 2SFEICHAO 25KG Digital Servo Robot Arm Large Torque Metal Shell Servo Waterproof with Metal Servo Arm & Extension Cord For RC Model Car Multi rotor Aircraft Helicopter Robot RC Toy Package include: 1x 25KG Digital Servo 1x 30CM servo extension cable 1x 15CM servo extension cable 1x Metal Servo Arm (Optional)