Product description: Material: material ABS silicone Size: 10.5*2.5*5cm (as shown) Vibration mode: 20 frequency vibration (10 frequencies for each of the two motors). Remote control distance: 10 meters remote control Power supply mode: USB charging Noise level: less than 50 decibels Waterproof performance: waterproof (remote control is not waterproof) Packing list: Product remote control charging cable English version of the manual Privacy Guaranteed: Your privacy is the utmost importance to us. and with our discreet packaging you can shop in confidence. the only person who knows what's inside the package is you!