... :500M 5,life span:800,000hours SPECIFICATIONSLED: 1* SST-90 LED Max Output: 1800 LumensRun time: 95 Minutes on high outputBattery ... ,)Payment by L/C,T/T,Western Union or paypal2,)Led time:3-20 days ,subject to the orders quantity3,)Delivery ... professional for design , manufactures, sales and service of LED lighting products . We develop our own patent products and Ferei brand . led marine lights W170A