KOKPower

Multi-Functional Portable UPS Lithium Ion Solar Power Station Battery 3.7v

Nominal Voltage	11.1V
Output Voltage	110V-235V±5V
Output	110V-235V/50Hz/60Hz±1%
Output Waveform	Pure Sine Wave (sinusoidal)
THD	≤ 3%
Rated Output Power	500W
Overload Power	550W(15S), Peak 1000W(5S) DC output
USB Output	5V 2.1A
DC Output	12V 5A
Conversion Efficiency	≥88%
AC Source Conversion Time	<6ms
Accuracy of Battery Level	±5%
Static Power	≤0.4A
Cooling Fan	When the system starts up, the cooling fan will run 10 seconds before it stops. It will start working between 45-50℃ and stop working when it is lower than 45℃ (circulation)
Power Failure	Green Light: OK; Red Light: Failure.
Charging Indicator	Red Light: Being Charged; Green Light: Fully Charged
DC Output Power Indicator	Green Light: OK; Red Light: Failure

Details

Safety and Eco-Friendly
Lightweight
Cost-Effective
Great Consistency
Extremely safe and stable chemistry: PCB and/or BMS built inside to protect the battery.
Lighter weight, with the best power-to-weight ratio: 1/3 of Lead acid battery weight.
Good performance at high temperature.
Low self-discharge rate, less than 3-5% monthly.
No memory effects.
Environment friendly: Non-toxic, non-contaminating and no rare metal.