Question 1: How to check the state of charge?

Answer:the battery icon display on the LCD display shows the battery level and charge status.

Question 2:How to calculate how long it will work?

Example:

AC output working time=537.6wh * 0.85/the power of your device

For example, assume your power of device is 100W, working time will be 537.6wh * 0.85/100w=4.5 hrs ( rough calculated )

DC and USB output working time=537wh * 0.95/the power of your device

Question 3: What kind of a “mini cooler” or “mini-fridge” could this unit power?

Example:

There are two output port to power these devices.

1)AC output ports can be used to power the device which power less than 700W.

2)DC output is Max 120W, It could power the device which power

less than 120W . It is better to choose DC port power supply refrigerator, and the output without power consumption maintains more power.

Question 4: Can you use this battery to jump start your cars battery?

Answer:some of our products can not be used to jump start car battery, some of them can.For details, please feel relax to contact us on the contact page.

Question 5: How to extend the using time of CPAP ?

Answer:recommend to turn off its humidifier, heater, and set a lower pressure. If there is a DC cable, well use the 12v plug. Because DC output without power consumption maintains more power.

Question 6: How long does it lost on a single charge?

Answer:it will lasts about 3-5 years if you do not use it after a full charge.But the battery needs to be recharged at least once every three months to maintain its performance

Question 7:  Can you charge the battery using solar while charging your phone at the same time?

Answer:yes, you can.It is not recommended to use high-power appliances when recharging

Question 8: Frequently Asked Questions and Answers● Will this be able to power up the router for accessing internet?

Answer:it can, but how long it will run will depend upon the current draw of the router.

Question 9: Does the battery user replaceable by himself?

Answer:no, it doesn’t.

Question 10: Can the AC output carry a Household refrigerator or air conditioner?

Answer:no.it can’t.

Question 11: 50Hz/60Hz frequency switching?

Answer:how to set up: long press the power button to turn the product on, then Press and hold the power button or AC button at the same time to select 50Hz and 60Hz. The frequency displayed on the LCD will change accordingly.