-Waterightness: It can be used for a damp environment. It can be nornally used when beverage or ohter liquids spilled.
-Acid and Alkaline-proof: The keyboard can be  used safely in acid or alkaline environment.
-High dustproof: The keyboard can be  used safely in dust or fog.
-Carriying convenience: Because the keyboard can be rolled up, it can  save lots of spaces when carrying.
-Silent: The keyboard is soft without any sound while tying.
-Compatibility IBM AT,Windows98/2000/XP/ Vista
-Communication USB, PS/2 COMBO(USB+PS/2) port
-Size (mm)495(L)x138(W)x12(H)
-Layout109 keys
-Keys High 5.5mm  
-Total travel2mm±0.4
-Keyboard N.W.320g
-Keys Life> 5,000,000 times
-Electronic Data+5V DC@250Ma
-Operating temperature -30° to 80°C
-Protection Level IP 67
-Keyboard Color Random color or assigns PANTONE number
-Approvals CE & FCC & ROHS
 

QTY30pcs/ctn  G.W./N.W.: 11.5/9.8KGS  Size: 56*34*36cm