Specification: (1).Standard voltage ¦dc 4.8v/6.0v (2).Pwm input range:pulse cycle 20+1ms, positive pulse 12ms (3).Speed¦0.09s/60¿ (4).Torque: 1.3kg/cm(vcc=4.8v) (5).Max corner ¦150¿ (6).Operation temperature: -20-75 (7).Weight:7.5g (8).Dimensions:22.8*11.5*20.8mm (9).Color:black Plastic package or color box