WARNING: THIS LIGHT HAS A WARNING/ALERT MODE FOR SMART EMERGENCIES; HOWEVER IT HAS NOT BEEN APPROVED AS AN OFFICIAL SAFETY DEVICE. Assembly & Installation: 3?523423)8 | 600 Lumen LED Battery Work Light SET UP/OPERATION CONTINUED: 4. Press the power button on the side of the light to cycle through High/Low/Flashing/Off. 5. From any setting, press and hold power button to turn light off. 6. Fold and store work light when not in use. BATTERIES: 1. Always replace the whole set of batteries at one time. 2.