E27 LED Lamps 15W Emergency Light Bulb Rechargeable Lamp 220V Light

Feature: When the power suddenly cut black out or thundery sky cause the power outage the emergency bulb will still lighting. In usual the emergency bulb work as the normal bulb turn on or off by wall switch. At the same time the battery will charge till full ready for the emergency situation happen. Suitable for house living corridor basement garage warehouse etc. Very low heat generating besides saving light power Energy-saving and environmentally friendly. Working Instruction: 1 when electricity on you can use it like normal bulb in this situations it is already in charging normally charge it 3-5 hours it is full charge. 2 When electricity off you can use it as emergency bulbs. Power: 5W/7W/9W/12W/15W