"LOVENSE Lush 2 is an app-controlled wearable vibrator. You can feel its strong viration from the larger, insertable end. For details, please find the specifications below. Materials Body-Safe Silicone Weight 73g Battery Li-Ion Rechargeable Usage Times Level 1 - 192 Minutes Level 2 - 170 Minutes Level 3 - 160 Minutes Charging 70 Minutes Standby up to 120 Hours Waterproof IPX7 Waterproof"