ECOLUX SMD5630 Warm white 16.4Ft 5M 300LEDs LED Strip Light Kit Waterproof IP65 DC12V 60LEDs/m 2 times brightness than 5050 LED Tape Light 5630 LED Ribbon with 6A power supply Quality and stable heat dissipation; all our strips circuit board is 100% DOUBLE-LAYER designed by professional factory, and most others offer the SINGLE-LAYER ones; it could be seen that ours are more sticker and harder. 100% COPPER-hold LED lamps; all the lamps on our strip lights (5050,3528,2835,5630) is designed with Copper Holder, while most other sellers use the IRON one instead. By using the more expensive copper-hold LED lamp; our strips could be twice brightness and lifespan than most other same types. Our lamps are LUMINOUS of 1400 MCD, others mostly 900 MCD; LIFE EXPECTANT of 100,000 hours ,others mostly could promise 50,000 hours. More adhesive for the backside, we promise to use the material of OIL GLUM rather than the HOT-MELT ones, most other seller using the hot-melt and their strips are mostly not allowed to keep stick over 24 hours. Our strip is promised to no problem in the stickiness. Every parts of Led Strips set including the power supply , IR receiver and Controller is passed the CE and fully tested by our quality control team , thus we are confident to offer one year guarantee for the ECOLUX strips light we offer, if any problem in one year , you could contact us with email and request the return, replace or refund.