Unlike other similar products, the SMART WAND 2 has a refined design, offers specific massage modes, and has a longer charge. Materials: Body-safe silicone, ABS Dimensions: 210 x 85 x 45 mm / 8.3 x 3.3 x 1.8 inches Weight: 155g / 0.34lbs Battery: Li-ion 520mAh 3.7V Charging: 2 hours at 5.0V 500mAh Usage time: Up to 2 hours Standby time: up to 90 days Features A SLIM DESIGN WITH INCREDIBLE POWER With incredible power and a firmer grip for endless relaxation. EASY-GRIP HANDLE Balanced and easy to handle, regardless of intensity. EXTRA CHARGE With a battery that offers longer duration per charge and 10 vibration patterns to enjoy hours of pleasure. EXTRA-SOFT SILICONE With premium extra-soft silicone, easy to clean. INCREDIBLY POWERFUL eliminates stress and relaxes muscles A LARGER NUMBER OF VIBRATION PATTERNS, from light touches to orgasmic pulses 100% WATERPROOF, perfect for bath and shower LONG-LASTING CHARGING, easy charging via USB EXTRA-SOFT SILICONE with premium extra-soft and biocompatible silicone, as hygienic as it is pleasant to the touch IMPROVED INTERFACE: Fluid and easy-to-use design