LANTERN Mini ・Long press for 2 seconds: ON/OFF ・Long press for 3 seconds: Emergency Strobe ・Long press for 5 seconds: Toggles between Torch Mode and Bike Mode ・Quick press twice: Side red LED turns on or flashes. You can tell the mode by whether the red LED is flashing or solid. After turning ON, pressing once changes the light level. It has a memory function, so when you turn it ON, it will start from the light level it was at when it was last turned OFF. Torch Mode (Side Red LED is solid) - 5 lumens 240 hours Solid - 50 lumens 25 hours Solid - 150 lumens 8 hours Solid 400 lumens 2.7 hours Solid - 950 lumens 1.5 hours Solid Bike Mode (Side Red LED is flashing) - 90 lumens 32 hours Strobe - 180 lumens 7 hours Solid - 400 lumens 3 hours Solid - 950 lumens 1.5 hours Solid