Why The Bulb Is Always On ? Can Not Turn Off ?<br/>There are possibility can't be turned off when used in multiple socket lamp , very low probability, all different brands of emergency light bulbs in current market has this same problem, this is decided by working principle. We offer 2 years replacment / 30 days refund warranty for all our light bulb if you received bulbs that can't be turned off.<br/><br/>How's the brightness？<br/>The bulbs will provide full 15W when there are no power outage, 10W when work with hooks/ lamp sockets during power outage, 8W when glow by your finger.<br/><br/>How To Test Emergency Mode At Home If No Power Outage ?<br/>If the bulbs can worked with the hooks provided, then they will work when power outage.<br/><br/>Package List<br/>6* 12W rechargeable light bulbs<br/>6* hooks<br/>1* manual<br/>1* box<br/><br/>Important Information<br/>1. Fully charge them before power outage or storing<br/>2. Charging Time: 4-6 hours<br/>3. Working Time during Power Outage: 3-5 hours for each bulb<br/>4. Charging way: plug to the lamps and turn on the lamp to use it when no blackout, it will charging itself when using.<br/><br/>Specification<br/>Voltage: 85-265 V<br/>Power Output: 12W<br/>Color temperature: 6000-6500K<br/>Applicable lamp holder: E27<br/>Battery: 1200mAh<br/><br/>Application<br/>for home, office<br/>for lamps with E26/E27 screw-in base<br/>for tents<br/>emergency backup for natural disaster , power failure<br/>