http://addressable-led.com/

Ws2813 Led Strip Exporter China, DC5V Individual Pixel LED Strip Supplier
Working Input Voltage: DC5V
IC Type:WS2813B
Emitting Color:Digital RGB
LED Quantity: 30/60/72/144led per meter
White/Black PCB,White/Black Face LED
16.4 ft / 5m Reel

ws2813b led strip is using a type of break point signal transmission led strip with stronger signal.it have the function that one led broken,the other will still works,which it has much stabler quality.it can be black pcb or white pcb,white facial led and black facial leds.

Control protocol of ws2813 LED

http://addressable-led.com/Products/WS2813-LED-Chip.html

1.SMD5050 LED as lighting sources

2.Working voltage: DC5V

3.Emitting color:Digital RGB

4.Gray Scale:256.

5.16.4 ft / 5m Reel,
6.Power,0.3W Max Power/led,
7.Viewing angle:120 degree,
8.Cuttable length: by every led

9.LED Qty :30/60/72/144 LED/m,

10.Pixels :30/60/72/144 per m,
11.White/Black PCB,White/Black Face LED,
12.IP20,IP65,IP67,IP68 for option

13.Working temperature and Storage temperature:-20℃ - 45℃