Function: 10 Frequency Vibration Color: Rose/Black Size: 15.5 * 4 cm/6.1" * 1.5" Net Weight: 43 g/0.09 lb/1.5 oz Power: Lithium battery Material: ABS + Silicone Package: Color Box Further: Waterproof/Wireless/APP Control Package Size: 12*4.5*8 CM