Technical Parameters: Light source 3528 Top SMD LEDs Beam angle120 deg. Operating voltage DC24V (type) Max to 28V Current per 6 LEDs (separable every 6LEDs) 20mA Type of drive CC (Constant current) Consumption watts per 6 LEDs 0.48W Entire rollLength20M Entire roll LED quantity 1200pcs Printed circuit board thickness 0.25mm Operation Temperature -20°C-60°C Storage Temperature -20°C-80°C Wire length 200mm (at one end) Packing 20meter a roll Technical Parameter : Part Number Emitting Color LED QuantityPower (W) Lumen per 0.5m/30LED FLB-W3528W3-30-24IC Cool white 30/0.5M 2.4/0.5m 132lm FLB-W3528W6-30-24IC Warm white 30/0.5M 2.4/0.5m 108lm FLB-W3528R-30-24IC Red 30/0.5M 2.4/0.5m 36lm FLB-W3528G-30-24IC Green 30/0.5M 2.4/0.5m42lm FLB-W3528B-30-24IC Blue 30/0.5M2.4/0.5m 24lm FLB-W3528Y-30-24IC Yellow 30/0.5M 2.4/0.5m 36lm FLB-W3528P-30-24IC Pink 30/0.5M2.4/0.5m 15lm