From G Vibe. Gjack2 Is Made Of Bioskin - As Close To The Human Body As Possible. Being 100% Waterproof, Bioskin - Gjack2 Is Great To Play Within The Bath. Gjack2 Boasts Its Magnetic Charger So Now Charging Is Super-Easy And Smart. Powerful Yet Quiet Motor. Six Vibration Modes With Changeable Intensity - From Light Tremors To Intense Vibration. Intuitive Controls. Up To 4 Hours Operation On One Charge Of Battery. Magnetic Charger. Please Note Initial Charging Time Is 2 Hours. Size: 22 X 3,7 Cm (8,66 X 1,46 In). 3-Year Warranty. Travel Lock (Press On And Hold For Two Seconds).