Quick Details Place of Origin: China (Mainland) Brand Name: Dengfeng Model Number: DF-168T Bulb Type: LED Battery Type: LiR/NiCd/NiMH Material: Plastic Usage: Office Emergency Lighting Certification: CE/ROSH/FCC Specifications: down power to 4w 1.5h Lighting source Power: 5w~30w Emergency power: 3w~10w Input voltage: AC100-280V/50-60HZ The service life: 30000Hours Duration: 1h/2h/3h Operation temperature: -20--50℃ ,Website:http://www.df-emergency.com, 65+20% RH Battery: 7.2V rechargeable battery pack Charging Time: >24h without break Conversion efficiency: ≥90% Power factor: ≥90%Packaging & DeliveryPackaging Details:carton case or packed as requiredDelivery Detail:7-21daysProduct Description TUV CE Rohs FCC Certified LED Emergency Light Power Kits 1) Emergency Power rate: 4W 2) Conversion Efficiency: ≥90% 3) Working Lifetime(Hour): 30000 4) 2 years warranty 5) High quality and Manufacturer PriceLED Emergency Power Pack:12W with 4W 1.5H emergency powerPart No.DF-168TProduct NameLED emergency packBattery capacity7.2V  Lithium batteryEmergency Power4WInput voltageAC 90~280V, 50/60HzCharging current170-300mASignallingYesWorking Test buttonYesAutomatic Monthly TestNoAutomatic yearly TestNoDurationcustom-madeBattery protectionYesOperation temperature-20--50℃  , 65+20% RHHighest Surface Temperature60°CBattery7.2V Rechargeable battery packCharging Time>24h without breakOut Voltage in emergencyDC 12-80VSuitable light sourceLED Panel Light, LED Ceiling Lights,LED Downlight etc.NoteThe battery size is custom-made