[ ULTRA LONG RANGE - 3280 FT & ADJUSTABLE FOCUS ] The Esgreen ED2405B rechargeable flashlights high lumens is made of improved PH-L330 30W LED which has the features of high concentration and ultra long range, you can adjust the focus from narrow to wide. It is a high concentration circle beam, it can be used as a spotlight to illuminate on objects up to 3280 feet away even if it is fog day or rainy day. It is quite ideal for camping, hiking, night walking or other emergency situations. [ SINGLE 2 MODES HIGH/LOW - BRIGHTNESS ADJUSTABLE ] The Esgreen LED flashlight rechargeable USB C is single modes, only high or low mode without annoying strobe or SOS. It is easy to adjust the correct brightness you need according your situation. The brightness can be up to 2000 Lumens, it can easily illuminate a whole room and backyard of 500 square meters. It is suitable for night work or power failure.