1. There is a ventilation design to prevent motor burnout 2. There are additional accessories for vacuum bag extraction 3. There are additional accessories to inflate water supplies 4. After vacuuming and shutting down, the sand will not come back 5. The charging and discharging temperature is designed with double protection 6. Parameters: Suction: 5000Pa Discharge time: 18 minutes Charging time: 2 hours 5V 2A Power: about 60W Lithium battery: 4000mAh
