Quick Details Place of Origin: Guangdong,Website:http://www.df-emergency.com, China (Mainland) Brand Name: DF Model Number: 168A Bulb Type: LED Battery Type: Ni-Cd Material: Cold Rolled Steel Sheet Usage: emergency light Certification: CE Specifications: 2*18W the inverter size: 168*38*28mmPackagingSelling Units:Multiple of 10 PiecesSingle package size:130X35X20 CMSingle gross weight:12.0 KGProduct Description TUV CE Rohs FCC Certified LED Emergency Light Power Kits 1) Power: 36W 2) Conversion Efficiency: ≥90% 3) Working Lifetime(Hour): 30000 4) 3 years warranty 5) High quality and Manufacturer PriceLED Emergency Power Pack:10W 3H 100% powerPart No.DF-168AProduct NameLED emergency packBattery capacity12V NiMH, NiCd,  Lithium batteryEmergency Power2*18WInput voltageAC 90~280V, 50/60HzCharging current150mASignallingYesWorking Test buttonYesAutomatic Monthly TestNoAutomatic yearly TestNoDurationcustom-madeBattery protectionYesOperation temperature-20--50℃  , 65+20% RHHighest Surface Temperature60°CBattery12V Rechargeable battery packCharging Time>24h without breakOut Voltage in emergencyDC 90-265VSuitable light sourceLED Panel Light, LED Ceiling Lights,LED Downlight etc.NoteThe battery size is custom-made