500W 1000W(peak) 12v to 220v Car Power Inverter+Charger & UPS,Quiet Fast Charge Features: This is not only a power inverter, it is a 12v battery charger and an automatic UPS system. It is very suitable for using it to power many devices such as tv, fridge, light, computer, hifi, ...and at the same time it is a power back up for somewhere has electricity unsteady problem. It can be used as an UPS system for computer so the computer will never have data lost due to suddenly no power. Auto battery charging Universal Protection Circuit: Over-Voltage, thermal protection, earth fault protection, overload protection, short circuit protection. Inverter and charger indicator: Fully charged, Public Power, Inverter fault. Dual Switch (Inverter, Charger) supporting battery deep discharge Transfer time between bypass model and inverter mode less 12Ms, no influence in appliances work when public power off. Two power switch controller(inverter switch, charger switch), so that it can support battery deep discharge. PWM high-frequency technology - small size but big power. Fast Charging: 10A/15A charging amp Quiet Operation: Fan move only when necessary High surge and efficient Battery voltage display - so you know battery level anytime AC voltage display Input voltage: DC 10.5v-15V Output voltage: 210-240V Continuous Power: 500W Peak Load Power Rate:1000W Frequency: 50HZ 1% Socket Type: universal Standard Dimension:255 x 95 x 55 mm _x000D_