Available in either four 1feet LED tubelights or four LED bulkets Built-in solar charge controller & DC-DC Driver Back-up period 6hrs. Battery 6V 4.5Ah or 12V 4.5Ah. Short-circuit protected. Solar Panel 6V 10W or 12V 10W. Mobile charging facility. Min Qty 25 Nos. Works on Solar Energy as well as Electrical Energy.