Function: 10 Frequency Vibration Color: Black Body Size: 14.9 * 9.7 cm/5.9" * 3.8" Controller Size: 7.5 * 4.0 cm/3.0" * 1.6" Net Weight: 131 g/0.29 lb/4.6 oz  13.8 g/0.03 lb/0.49 oz Power: Lithium battery Voltage: 3.7 V Capacity: 400 MAH Material:...