Working time:10 hours/day,can use continues for 3 rainy days Feature:1.Solar panel:Mono-crystal,4V/100mA2. Certification:CE/ROHS3.Working time:10 hours/day,charging time;6 hours4.Size:215*215*270mm,or can make as your requests.5.Waterproof,IP:446.Material of body:Stainless steel(Electrophoresis coated)7.4 pcs of high bright leds,0.07W,12000mcd/pcs8.2pcs of Ni-mh 1600mAH AA,1.2V