Product description:
Easy to hold, with a soft silicone tip that is gentle on skin, the iroha stick is waterproof, in the bath, the bedroom, or on the road, the iroha stick is ready when you are.
Size (D × W × H): 0.87 × 0.87 × 3.90 inches
Vibration Settings: Strength Adjustable Power Dial
Battery-powered, requires 1 AAA battery (tester battery included)*
Running Time: Approx. 5 hours (Max Strength)
Waterproof up to 20"