Remote Control Electric Anal Plug,Vibration Stainless Steel Butt PlugFunction: 10 Frequency VibrationColor: SilverSize: S: 7.8 * 2.7 cm/3.0" * 1.0" (60.8 g/0.13 lb/2.1 oz)M: 8.8 * 3.5 cm/3.4" * 1.3" (80 g/0.17 lb/2.8 oz)Power: Lithium batteryMaterial: MetalPackage: OPP BagFurther: Waterproof