It is inevitable to encounter rainy days in outdoor camping, hiking or other night activities, so the headlights must be waterproof, otherwise it will cause short circuit of the circuit to cause extinction or flashing and dimming, which will bring great security in the dark. Hidden dangers. When buying a headlight, the merchant will mark the product packaging with a waterproof rating, and must have basic waterproof performance above IXP3.
2, resistance to fall
A good performance headlamp must have resistance to impact (impact resistance), and the common anti-drop height is 1 meter, 1.5 meters and 2 meters. It is best to use a headlight with better anti-drop performance. In the outdoor activities, it is inevitable that there will be bumps. If the headlights are not illuminated due to slight bumps, this may be a terrible in the dark. thing.