Mettstone 50W White Wall-mounted Emergency Bulb Light

It is 50W led rechargeable bulb it can be charge by direct source or by solar panel with bright light and have a backup of 8 hours and have 4v 1000 mah battery which make it to stay long time without power and it can be charge by charging cable or by putting it at bulb holder EMERGENCY LIGHT with 25 watts with 40 powerful smd bulb with 8 hours backup it can be work on both ac and dc electricity and it can work as a emergency light with best quality of light It can work good on DC more than Direct AC because while AC its charging so light quality while Switch is low But In DC its work very good Or best and provide high backup with with voltage