Three colors : White, Black, Red 10 modes, dual motor vibration, From weak to strong, please meet your needs Safe silicone, no odor, skin friendly, please use it with confidence Size: Please read the size carefully before buying 1. Switch (press and hold for 3-5 seconds to switch the machine) 2. Head vibration (short press to change mode) 3. Tail vibration (short press to change mode) USB charging: you can use computer, power bank, plug When you plug the cable all the way into the charging port,if the light is not on, you can pull it out a little Quiet vibration, use with confidence, the vibration sound is less than 50DB Life waterproof: please rinse after use, do not soak the product in water to clean Real picture