IDA? Wave is an app-connected massager powered by two separate motors created for those who wish to gradually build up their orgasm. The rotating, insertable tail is the source of deep pleasuring on the G-spot as it uses specially designed WaveMotion? technology that mimics finger-like motion, while the larger top brings satisfying vibrations to the clitoris. SPECIFICATIONS: Material: Body-safe silicone, ABS Size: 63 x 56 x 93 mm Weight: 102 g Battery: Li-ion 3.7 V 520 m Ah Charging: 2 h at 5.0 V 200 mA User Time: Up to 2 hours Standby: up to 90 days Frequency: 130 Hz Gear motor frequency: 1.4 Hz Interface: Single button Modes: 4 (default), can be configured to 10 by app. Content: IDA? Wave USB charging cord Satin storage pouch Warranty registration card Detailed instruction manual