Function: 10 Frequency Vibration Color: Pink Size: 18 * 2.8 cm/7.1  * 1.1 inch Net Weight: 236 g/0.19 lb/3.0 oz Power: Lithium battery Material: ABS + Silicone Package: Color Box Further: Waterproof/Bentable/Heating Package Size: 21.1*8.1*4.1 CM