The output voltage devices are pure sine wave. They have a charger that can charge batteries to work 24 hours a day. One year warranty. Chinese manufacture.
Input Voltage 12 Volt Battery
performance
Stable output voltage
Power saving mode MPPT efficiency max 98%
Economical power system adjustable 110/220/230/240V
Auto restart if AC power recharges smart battery
Optional charging AC/DC/solar power in/optional outlet
Power protection long service life
Flexible update of automatic restart voltage
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