100% of the lamps will be tested and keep lighting for 24-72 hours to test its quality reliability ,and we will also test its temperature after 24 hours' lighting.
N95 mask is made of high quality material, not only it can protect you from airborne particulates and pollution, it is also comfortable to wear. Practical safety masks designed for home and professional use.
Toughened glass(Tempered glass/Reinforced glass): Glass with compressive stress on its surface. Also known as reinforced glass. Glass was reinforced by toughening, which began in France in 1874.