Function: 1 Frequency VibrationColor: Black/Rose/FleshSize: 10.2 * 2.6 cm/4.0" * 1.0"Net Weight: 36 g/0.08 lb/1.3 ozPower: 3 LR44Material: ABS + SiliconePackage: Color BoxFurther: WaterproofPackage Size: 11*7*3.9 CM