1. Battery type: Lithium polymer 3.7V
2. Battery capacity: 160 mA
3. Charging voltage: DC5V
4. Waist size: 70-110 cm
5. 10 modes, free choice of 0-150 intensity, to meet various needs
6. Principle: EMS micro-electric technology allows muscles to produce autonomous movement
7. Packing list: belt, host, charger, manual, electrode sheet, carrying bag, extension belt