system detected a power supply failure

Electric razors​

Temperature and humidity sensors​

Outdoor barbecue grills (electric heating type)​

Wireless earphone charging cases​

To supply power to LED advertising light boxes (if the camping site has promotional needs) to display camping information

To supply power to single-lens reflex cameras to capture the beauty of special moments such as sunrise and sunset during camping

To power remote-controlled cars to add a parent-child interactive entertainment project during camping​

To provide power for small dehumidifiers to reduce the humidity inside the tent during rainy camping weather