Suitable for led panel, cob led and power led compatible with all brands of led drivers continuous lighting via external driver when there is power switching on by breaking the non-switched phase 1-3 hours working time led driving with constant current short circuit, open circuit and overload protection against high temperature durable, industrial type ni-cd battery battery overcharge and discharge protection polarity protection with plug-in battery connection optional test button flameproof abs bodyeasy mountable spring terminal technical specifications mains voltage : 220 - 240vac mains frequency : ~ 50 - 60hz ambient temperature (ta ) : -5 ..... +45°c max. body temperature : 75°c charging time : 24 hours battery discharge voltage : 0.9-1.0v/cell maximum 50 pieces of this product can be ordered. swordslife reserves the right to cancel orders over 50 pieces. more than 50 stocks were offered to be sold at the campaign price. the seller determines the selling price of the product you have examined. this product is not included in the discount campaign. Create a party-ready atmosphere with this colorful LED lighting. Easy to install and perfect for events or home decoration.