This product is no longer available in our store.Features:High Speed & High Torque 3 Pole ferrite Dual ball bearing 3 Metal gears and 1 Resin metal gear Connector wire length: 32cm Specifications: Size: 40.6mm x 19.8mm x 37.8mm Weight: 62g Operating Speed: 0.13sec/60degree (6.0V) 0.17sec/60degree (4.8V) Stall torque:15.0kg/cm (6.0V) :13.kg/cm (4.8V) Temperature Range:-20 degree to 60 degree Dead band width: 4ms Operating Voltage: 4.8V~7.2V