you are operating a power supply

Power banks (rechargeable twice)​

Kitchen appliances (mini models)​

Portable scanners​

Mosquito repellent devices (electric)​

To supply power to cooking machines (mini models) to make sauces or supplementary foods for camping

To charge hand warmers to provide hand warmth during cold weather camping​

To supply power to water quality testing instruments (portable) to test the water quality safety of the camping water source

To power mini medical devices (such as electronic blood pressure monitors) to ensure health monitoring for campers​