7 Powerful vibrations Discreetly quiet Body safe silicone RoHS compliant Phthalates free Waterproof Materials: Silicone & ABS Length: 5.5in., Width: 1.5in., Height: 1.5in. Rechargeable: Charging Time: 1.5 – 2 hours, Working Time: 1 – 1.5 hours Voltage – 3.7V