Our emergency led series are globally approved for safety. They Qualified product and Cost Effective is Most important to keep our customer?s order moving well. Wide range of led emergency series includes smart led emergency driver, full wattage of Led emergency converter kit, emergency and sensor ceiling lights, emergency exit sign light, emergency down lights etc. Safety is the priority. The Battery Type We Choose for the LED power supplying includes Ni-Cd & LiFePO4. These 2 batteries type is the Most Highly Effective, High Safe and Long lifespan to power your led lights. We cooperate with brand battery cells factory to make sure the battery quality is the best.