Battery lights 1, CE, ROHS, 2, Remote control with battery, can lighting 3-4hours 3, 3.5-4.5 W 4, Lifespan: 30000h Battery lights ... constant currentLight-emitting devices: High efficent and bright LED module,1 module and 24 LEDs in totalLED color temp: , 3500K- ... level: indoor use Environmental temperature: -30°C ~ +45°CSize: 7.2cm*10.5cmNet Weight: 120ginstructions:1.LED is DC driven, low power ...