Power inverter for "Dew Yellow" 20 volt li-ion battery pack.  200 watt DC 20 volt to AC 110 volt battery powered outlet portable power station with digital display and USB Ports.  Charge cell phones, laptops, etc.  Power inverter has over-voltage, over-current, and over-temperarure protections.  When not in ise remove battery.  Battery is not included,  requires "Dew Yellow" 20 volt li-ion battery pack.