- Material: ABS-2. Battery capacity: 1200mAh; Charging time: 2.5 hours-3. Usage time: 8 hours-4. Gear: 4; Strike force: about 7kg-5. Size: 37.2 * 160 * 95mm (with an extension rod for a total length of 395mm); Weight: 425g-6. Accessories: Charging cable, 5 massage heads (spherical head, vibrating head, U-shaped head, flat head, conical head)