This motor with encoder, Mainly used in robot platform and car provide power, Good quality and long lifetime, High torgue and Low nosie. It's running at 228RPM. Encoder output 334 pulses revolution. Specifications •Rated Voltage: DC 12V •No load speed: 228rpm •No Load Current: 47mA •load torque: 0.75kg.cm •load Speed: 180rpm •load Current: 300mA •load out put: 1.25w •Stall torque: 3kg.cm •Stall Current: 1A •Ratio: 1：18.8 •Weight:156g For any technical support or suggestion, please kindly go to our forum.