Function: 2 * 9 Frequency Vibration Color: Rose/Purple/Flesh Size: 30.4 * 3.8 cm/11.9  * 1.5 inch Net Weight: 234 g/0.51 lb/8.2 oz Power: Lithium battery/3.7V/420mAh Material: ABS + Silicone Package: Color Box Further: Waterproof Package Size: 32*9.2*4.6 CM