Function: 9 Frequency Vibration Color: Purple/Claret Size: 17.7 * 3.8 cm/6.9  * 1.5 inch Net Weight: 96.2 g/0.21 lb/3.4 oz Power: Lithium battery/3.7V/320mAh Material: ABS + Silicone Package: Color Box Further: Waterproof Package Size: 20 x 7.15 x 4.65 CM