DIY 4DOF Pump RC Robot Arm Educational Kit With Metal Digital Servo For Arduino

Description: Product: RC Robot Arm Materials: Metal Servo: Digital Servo KS3620 Servo: Voltage: 4.8-6.6V Speed: 0.16sec/60(6.6V) Torque: 15kg/cm(4.8V) 20kg/cm(6.6V) No-load Current: 80-100mA Frequency: 500us-2500hz Features: - DIY design, free to assemble. - With sensitive digital servo. - Matel materials, hard and durable. Note: the main board is not included. Package: 1* Robot Arm Kit 2* KS-3620 180 Servo 1* KS-3620 270 Servo 1* 90d 9g Servo