TREMBLING THRILLS FOR PARTNERED PLEASUREEnhance the sensations of partnered pleasure, for the ultimate addition to your sex life.Elegantly designed, yet extremely powerful - enjoy the epitome of vibrating rings with the TENGA SVR.PRODUCT SPECIFICATIONS Size (D × W × H inches): 0.63 × 1.50 × 3.54 Weight (lbs): 0.06 Vibration Settings: 5 Strengths, 2 Patterns Running Time: Approx. 60min (Full Power) Charging Time: Approx. 60min (5V 1A) Waterproof up to 19.6in. USB Rechargeable Included Items: SVR Product, Travel Case, USB Cable (Wall Plug Adapter Not Included) Materials: Body-Safe Silicone, ABS, Li-ion Battery