Super bright fluorescent U-tube:7W/9W Built in 6V/4Ah rechargeable battery Discharge time: 7W(8hours);9W(6hours) Waterproof Handy carrying handle Operate manually or by remote control With radio remote(effective range:15m) Many colors for choice Package size: 49.5X31.5X34.5cm (9w) Packing: 1pc/color box, 6pcs/ctn G/N.W(KG): 11/10 Container:20ft-3528pcs; 40ft-7050pcs