Rechargeable Emergency 15W LED Light Bulb Size:80*128MM Power: 15W Input Voltage: 120 Volt AC Mode Lumens: 1500 lm (100W Equivalent) Light Color: Day White 6000K Emergency Time: 4-5 hours Charging Time: 8-9 hours Base: E26 The emergency led bulb will stay bright during power outage How to use the rechargeable led bulb ? 1.Insert the bulb into any suitable bulb fixture as regular led bulb, control on / off by switch. 2.Screw the bulb into our cap with switch and hook, control on / off by switch on our cap. 3.Use fingers touch bulb base, control on / off by fingers. 4.Use a wet tissue or wet cloth. How To Test Emergency Mode At Home If No Power Outage ? Way 1: screw our emergency led light into any E26 fixture and plug into 120 volt outlet, switch on the bulb, cut off main breaker, the bulb will stay on, switch off, it will be off. Way 2: screw our emergency led light into any E26 fixture, plug out, use a wet cloth or wet tissue connect the prongs of the plug, our bulb will be on. Application 1.Battery operated light bulb for home, office, basement, garage, shop light, porch, workshop. 2.Outdoor camping, hiking, work light. 3.Emergency backup for natural disaster. 4.Used as magic trick bulb, party bulbs.