Rating voltage emergency driver for LED

Product description : This LED emergency inverter has CB certificate, it has patent design for the LED emergency kit apperance. The main feature of LED emergency module is that it can still light up the lighting fixture when the power grid failure. LED internal emergency driver is consist of an emergency driver and a lithium ion battery that all are encased in a plastic case mounted in aluminum alloy casing, that is more safety .   3-40W aluminum shell emergency driver specifications : 1.Lighting fixture power : 3-40W ( MAX 60W ) 2.Emergency power : 3-5W 3.Battery : built-in 1 piece rechargeable 3.6V 2200mAH lithium ion battery 4.Emergency duration time : 2 hours 5.Battery cycle time : 500 times 6.Working input / output voltage : AC 180-240V, DC10-38V 7.Emergency output voltage : DC10-38V 8.Charge time : 24 hours 9.Protection degree : IP30 10.Warranty : 3 years  …