LED Emergency light 30 powerful LED Automatic light-up when power failure Built-in 4V Lead-Acid Battery Portable/ wall mo LED Emergency light 169LX30 Powerful LEDAutomatic light-up when power failureBuilt-in 1X4V/1.3AH Lead-Acid Battery4 hours runtime for at high brightnessPacking:60pcs/ctn / 0.069 CBM LED EMERGENCY LIGHT - 169LX