1, after each use, please use a clean soft cloth to wipe the flashlight.
2. When the flashlight is contaminated with seawater or corrosive liquid, please rinse with water and blow dry with a hairdryer.
3, when the lamp cap and the end of the screw is not smooth, please apply a little silicone grease at the interface.
4, when the flashlight is not used, please remove the battery and keep it in a cool place.