Ultra-bright 800 lumens lantern with a full 360-degree field of light. BatteryGuard technology disengages the battery when not in use. The batteries will automatically disengage from the circuit when switched off. Helps extend the battery life by as much as 25%. 3 Brightness settings: high medium and low. Lantern lasts up to 30 hours on the highest setting. Water resistant design impact resistant up to 2 meters). Lifetime LEDs never need replacing. 3-Year limited manufacturer warranty. Uses 4 D batteries (NOT included).