Function: 10 Frequency VibrationColor: Black/Pink/Rainbow/Golden/RoseGoldenBullet Size: 7.6 * 2 cm/3.0" * 0.8"Net Weight: 72 g/0.16 lb/2.5 ozPower: Lithium batteryMaterial: ABSPackage: OPP Bag/Color BoxFurther: Waterproof