Dplight Led Bulb 1715a

Emergency Functionality: It has a built-in rechargeable battery that allows it to function during power outages, turning on automatically when power fails. Power Source: The bulb is designed for use with both AC (Alternating Current) and DC (Direct Current) power sources. Safety Feature: It includes "OVERCHARGE PROTECTION" circuitry to prevent battery damage from excessive charging. Operation: It operates like a normal household bulb and can be turned on/off using the existing light switch. Battery Life: During a power failure, it provides approximately 2-3 hours of light.