Wet and Dry USE 1. This vacuum cleaner is dual-use with dry and wet, the suction body should not exceed the suction mouth volume. 2. This vacuum cleaner is suitable for 12V DC power supply. If use other power supply that the power converter is needed to match the corresponding voltage. 3. Under normal circumstances, it is usually available within 30 minutes. If the using time is too long and the machine is overheated, please turn off the switch and rest for 30 minutes. It can be used again after the standby body with natural cooling.