Lovense Gravity is a Bluetooth, thrusting & vibrating dildo. This massager for women offers not only dual sensations which can both be controlled independently, but also a strong, optional suction cup which enables hands-free use by attaching the stimulator to smooth surfaces. Materials Body-Safe Silicone/Stainless Steel Weight 385.6g Battery Li-Ion Rechargeable Usage Times Level 1 | 240 Minutes Level 2 | 150 Minutes Level 3 | 120 Minutes Charging 120 Minutes Standby up to 120 Hours Waterproof IPX6 Water-Resistant