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mobilepower back up supply(EPS-A) : Continuous Power(W) : 2000 Surge Capability(W) 4000 Output Wave Form Modified sine wave Operating Voltage(DC) 10.5V---14.8V Rated Input Voltage(DC) 12.8V---13.8V Rated Output Voltage(AC) 210V---230V AC Input Voltage 230V Output Frequency 48Hz---52Hz Conversion Efficiency ≥85% Static Current (DC) 1A Low Input Voltage Warning (DC) 10.5V Low Input Voltage Shut off (DC) 9.5 V Over Input Voltage Shut off (DC) 15V Over Load Protection(W) 2000 Charging Voltage (DC) 14.5V Charging Current (DC) 8A Charging Time >9 hours Automatic Transfer Time < 15ms Working Temperature 0---40°C Cautions TheInverter should only be used in the following conditions a) Ambient Environment temperature below 40 degrees Celsius b) Store in a dry place, Do not drip or splash water on the power inverter. c) Do not place theinverter near a heating vent or any equipment which generates heat Do not place it under direct sunlight. d) Ventilation: allow at least two inch of free space around theinverter for air flow/ heat release. e) Avoid dropping metal items or other objects on theinverter during operation. They might spark or short circuit the battery or other electrical parts and may cause an explosion. f) Make sure that someone is available to give assistance when you are using theinverter. g) Do not put any object into the AC output socket except the AC power cord provided.h) This product has no consumer serviceable parts.i) Theinverter is not a toy. Keep out of reach of children.j) Keep the battery terminals clean. Be careful to keep corrosion from contact with eyes or skin.k) Do not disassemble the inverter case. Only qualified person can attempt to service this product.l) Regularly check all connections are secure & tight. A loose connection can create high electrical resistance & generate excessive heat which is harmful to the product m) Do not place theinverter near flammable materials or in any location whichmay have flammable fumes or gases, such as the battery compartment of car. n) Theinverter shall not be used in connection with life support systems or other medical equipment or devices.o)Do not smoke, use matches, lighters or open flame while near bat