1) CE&ROHS certification and two years warranty 2) 3 LEDs light 3) 3.0 ~ 3. ... ♦ up to 30,000 hours service life♦ low lumen attenuation and color is optional♦ soft light.♦ nice quality with reasonable price ... ,conference room,living room.♦ counter,gallery,book shelf, wine cabinet and so on.♦ bank,shopping malls,exhibition halls. 40mA high efficiency ...