Shenzhen Power Motor Ind. Co. Ltd. (China) released its VMP Series of dc motors that have an operating voltage of 2.5 Vdc to 3.5 Vdc. The motors feature a rated speed of 12,000 rpm, ±2,500 rpm; a rated current of 90 mA (VMP-10 A) or 80 mA (VMP-12 A); an armature resistance of 80 ohms (VMP-10 A) or 42 ohms (VMP-12 A); and noise of 42 dBA (VMP-10 A) or 50 dBA (VMP-12 A).