Many people think they4on't need to take care of their health when they're oung. Do they only need to take care of their healh when hey're 32 ? The answer is "No". We all know tha many young people die because of health probiems. Then.33 can you do to keep healthy?First, ...
1. Make sure the power has been turned off before maintenance; 2. Clean the lens cover regularly to mainly high transmission of the light; 3. Clean up the dust from the reflector and heat sink regularly to keep soung heat dispersion; 4. Be careful not t...