50 pcs/strand diffused flat ws2801 led pixel

By Greeled Electronic Ltd
http://www.greeled.net/flat-bottom-ws2801-rgb-pixel.html
Flat Bottom ws2801 RGB Pixel
WS2801 Digital RGB Led Pixel Dot
Input Voltage: 5V DC
Power Consumption: 0.3W/Pcs
IC type: WS2801 IC
Waterpoof Type: IP67
Size of LED light: 8MM
Material of crust: Clarity PVC
Connect 50pcs each strand
Datasheet download address: https://app.box.com/s/w9fna4vcugthe4qt1wtv 
Ws2801 chips spec: 
http://www.gree-leds.com/productshow.asp?ArticleID=149SZ7RYVV 
application:
Outdoor advertising ,christmas decoration ,Night club lighting,Amusement flashing sign