To avoid damage to the device, please follow the instructions below:1. The device body is secured in the metal box. Do not attempt to remove it from the box.2. Please follow the gas pressure guide when pumping. Do not over-inflate to prevent accidents.3. Do not allow the device to operate without supervision. Cut off the power when the device is not in use.4. Do not use the product near explosive substances such as gasoline.5. This device can be operated continuously. However, at high ambient temperatures, please shorten the operation time to extend the device's service life.6. Do not point the gas nozzle at yourself or someone as the high pressure gas flow will cause injuries.7. Do not stand, sit or squat on the metal box. Do not place any heavy object on the metal box to prevent damage. Do not store other objects inside the metal box.
8. Please remove the velcro and uncoil the power cable when using the device to prevent potential safety hazards caused by overheating of the power cable