Power bullet this vibrating bullet has 10 variable vibrations, from soft to fast. Suitable for him and her, waterproof and silent. product weight: 20grams product diameter: 1.8cm number of motors: 1 rotations: 16000rpm types of speed. 10 noise level. 40 db batteries are required. 3 type of batteries. lr44 batteries included. yes waterproof. yes materials. abs
