Sofirn HS20 headlamp, xhp50.2 5300k + Samsung Lh351D 5000k 90 cri (short review)

How to operate the headlamp 1. In the shutdown state: click the spotlight button to turn on the spotlight operation, and long press to execute gear shifting. In the power-on state: single-click to turn off; double-click to enter the extremely bright, and single-click to return to the original state in the extremely bright file; three-click to switch to floodlight. When the floodlight is on: click the spotlight button to turn on the spotlights at the same brightness level at the same time, long press to shift gears at the same time, and click to turn off. 2. In the off state: click the spotlight button to turn on the floodlight operation, and long press to execute gear shifting. In the power-on state: single-click to turn off; double-click to enter the extremely bright state, and in the extremely bright state, click to return to the original state; three-click to switch to floodlight. When the spotlight is on: click the floodlight button to turn on the floodlights of the same brightness level at the same time, long press to shift gears at the same time, click to close. In the off state: long press the focus/flood button to turn on the energy-saving gear of the focus/flood, and long press to execute the sequence shift. In the shutdown state: Three clicks to enter the key lock operation, other operations are flashing flashing reminders, and three quick clicks can be unlocked. After the unlock operation, turn on the LED corresponding to the unlock...