Welcome to UPSEN Electronics Co. LTD
PG500 structure is based on a highly innovative design, It's an off-grid portable battery system, also called portable solar generator/energy storage system/power box/AC power bank, etc.
It can help you easily get rid of power shortage, enjoy freedoms of electricity.
Key Features:
1. Pure Sine Wave Output.
2. Inbuilt 518Wh Lithium lon Battery.
3. With Standby UPS Mode.
4. 3 Ways to Charge:
AC Adapter + Car Cigarette Charger + Solar Panel.
5. Output: AC 110V1 220V + DC 12V + USB 5V.
6. Large LCD Display.
7. Cold Start Function.
8. Auto Restart while AC Recovering.
9. With Low Voltage, Over Voltage, Short Circuit and
Over Tempreture etc Protections.
10. Inelligent Battery Management System.
Audited Supplier 
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