Function: 10 Frequency Vibration Color: Pink/Dark Blue Size: 13.2 * 4.1 cm/5.2" * 1.6" Insert Length: 11.5 cm/4.5" Net Weight: 196 g/0.43 lb/6.9 oz Power: Lithium battery Material: ABS + Silicone Package: OPP Bag Further: Waterproof/Wireless