power supply what does modular mean

Wireless projector​

Electric cooking pots (small)​

Handheld vacuum cleaners​

Tablet computer​

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

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

To power blood glucose meters for diabetes patients to monitor blood sugar levels during camping​

To charge the headphones charging case to ensure no power outage concerns when listening to music during camping