This double row cob led strip has high brightness to light up your bedroom and other places. 65Ft/20meters no voltage drop, optimal for long-distance operation. Warm white 90lm/W, natural white 100lm/W, daylight 110lm/W. Compared to single row cob led strip lights, it's brighter. There are 600 LED chips per meter and boast a lot of light from such a 12mm wide strip. Great for task lighting, garage, kitchen cabinets, office, etc. COB led strips are adhesive backed for easy install. With about 10~15cm / 3.9~5.9inches 2-pin power wire (red wire "+", black wire "-") at the end, hardwire the strip to controller or power supply. 

Specification
LED Strip Type:  Super Bright Double Row COB LED Strip
LED Chip:     Epistar Chip (COB Chip)
Input Voltage:  DC24V
Power:   600Chips/m - 24W/m, 120W/16.4ft, 240W/32.8ft, 360W/49.2ft, 480W/65.6ft
             960Chips/m - 28W/m, 140W/16.4ft, 280W/32.8ft, 420W/49.2ft, 560W/65.6ft
Working Temperature:  -20℃~+45℃
Storage Temperature:  -20℃~+60℃
LED Color:  Warm White(3000k), Nature White(4000K), Daylight White(6000K)
PCB Width:  12mm/0.47"
LED Quantity: 600 Chips/m, 3000/16.4ft, 6000/32.8ft, 12000/65.6ft
                      960 Chips/m, 4800/16.4ft, 9600/32.8ft, 19200/65.6ft
Waterproof Rating: IP20 / IP67 
Cut Length:  600Chips/m - 20mm/0.78"
                    960Chips/m - 33.3mm/1.3"
PCB Color:  White
Color Rendering Index:  Ra＞90
Beam Angle:  180°
Lumen: 2 lm per LED
Length:  5m/16.4Ft; 10m/32.8Ft; 15m/49.2Ft; 20m/65.6Ft optional