1: look at the chip quality To buy any kind of product, we must first observe its quality. As the core light-emitting element of LED lamp, chip plays a decisive role in various performance of LED and so on. Different brands, different models of chip lamp bead luminous efficiency and color rendering index are different. […]

Determine the brightness and color temperature you need: Brightness is usually measured in lumens (lm), while color temperature is measured in Kelvin (K). If you need a lamp for lighting, you may want to choose a higher brightness white light. If you need a light with ambient lighting, you can choose a low, warm yellow

Generally, the rated working current of LED lamp chips is 20mA. After many comparative tests, the design 17 ~ 19mA is ideal. The recommended design is 18mA, which can ensure that the life of the product is much longer than that of similar products. Although the cost will increase by a few percent. Lamp installation methods