main power transformer substation

Remote control aircraft (large models)​

Wireless microphones​

Electric heating cups​

Muscle relaxers​

To charge neck massagers to relax the tension in the neck muscles during camping​

To charge portable WiFi devices to enable stable internet connection during camping​

To power mini massagers to relieve muscle fatigue after camping hikes​

To supply power to portable angle grinders to grind the sharp edges of camping equipment (ensure safety)