Function: 9 Frequency Vibration Color: Blue/Orange Size: 8.5 * 4.0 cm/3.3  * 1.5 inch Net Weight: 57.8 g/0.12 lb/2.0 oz Power: Lithium battery/3.7V/140mAh Material: ABS + Silicone Package: Color Box Further: Waterproof/Wireless Package Size: 10 x 10.15 x 4.65 CM