LED emergency bulb with double battery                                                                                                                            

1. Emergency bulb with replaceable double lithium-battery, saving more cost and lighting more time.                           

2. Used as a regular led bulb for home lighting, options for E27 and B22                                                                          

3. The base bottom can be touched for lighting                                                                                                                  

4. Consumers can replace lithium battery by themselves, easy and convenient