1, Power Inverter 2, Pure sine wave 3, With charger inside 4, Battery voltage: 12VDC 5,Output: 220Vac, 50Hz/60Hz Applications:Television, ... Inverter provides pure sine wave power for commercial, household and industrial applications. Capacity availability range from 500VA to 5000VA, it can power ... for 30 seconds, after 30 seconds, Inverter will switch off to avoid damage. On battery mode, overload ...