1、This product is designed in strict accordance with the GB17945-2010 standard. 2、Can be installed in public places to cope with fires, earthquakes, and various outages that cause power outages. 3、Function as indicator light, this light can help you out of the emergency smoothly. 4、The shell is made of quality ABS flame retardant material, light weight and easy to install. 5、One light for two uses, not only an escape safety indicator but also an emergency light. 6、Built-in 800mah battery can even continuously light for about 90 minutes after power failure. 7、Features with full intelligent automatic fault detection and sound and light alarm, safer and more practical in use. 1 x Indicator Light Condition: 100% Brand NewItem Type: Emergency indicator lightMaterial: ABSColor: As pictures shownWorking Voltage: AC220V 50HZShell Material: ABSSize: Approx.310x45x235mm/ 12.2x 1.77x 9.25inBuilt-In Battery Capacity: 800mah 1.2V(included)Protection Level: IP30Emergency Conversion Time: <5 secondsAC Insurance: 1A 250VSurface Brightness: 50LMDC Insurance: 2A 250VLight Source Type: 5050LED SMD lamp beadsEmergency Time: 90 minutesLanguage: Vietnamese + EnglishApplication: Suitable for public places to cope with fires, earthquakes, and various outages that cause power outages.