Led Pendant(wt410)

1) Display Area: 60 x 22mm
2) matrix: 5 x 13
3) Led Qty: 65pcs.
4) Feature: 1 message store 120 bit characters
5) Control: 9 levels display speed and 9 levels luminance control
6) Data communication: easily input by hand
7) Power: 1 x CR2032 or 2 x CR2016 battery
8) Led Color: red, blue, green, yellow, white, pink, three colors mixed
9) Operation time: about 20 hours