Function: 2 * 9 Frequency Vibration Color: Orange/Pink Size: 15.7 * 6.6 cm/6.1  * 2.6 inch Net Weight: 103.8 g/0.22 lb/3.6 oz Power: Lithium battery/3.7V/240mAh Material: ABS + Silicone Package: Color Box Further: Waterproof Package Size: 20.0*7.15*4.65 CM