LED annular lamp 1.warranty:3 years 2.life span: up to 50000H 3.high lumen>100lm/W SMD 3528 LED Annular lamp Feature1. Color consistency high, low-power, low-light decline, long lifespan, good brightness; 2. Use RoHS aluminum, fully solve the LED heat transport problem, so that the lamp can keep in top working condition;3. High-precision constant current drive, which can extend the LED lifespan;4 ...