Product Description -Submarlin Lantern- Use available long time by low consumption power, radiate high intensityof light by high output of power , LED applied design. Semi-permanent life expectancy , when continuous , use more than20,000hours . Aluminum body, external magnetic switch construction without groove, no water leakage. Radiate white shine color temperature(6500k) of natural light nearly, therefore effect excellent underwater shooting. Use available underwater and open-air by effective heatproof /waterproof construction. Use available throwaway dry cell(Alkaline) and recharge battery(NiMh) Powerful Aluminum body of impact and anodizing coating treat. Safety to radiate gases on outside by used battery on account of gas ventilation valve designed. Product Specification/Models Model :ML-45W Color Temperature: 6500k Use Batteries : Dry cell(Alkaline), Recharge battery(NiMh) AA size 4EA Use time: 6hours Radiation Degree: 12 derees Size: f50*160mm Waterproof depth of water : 120M Without: Recharger and Recharge battery