DS-8900 Trackball Keyboard with Water Splash Protection - PS/2 Interface, Laser Engraved Characters, One-Piece Wired Design Option:DS-8900 PS/2 Working mode: three levels adjustable

Working mode: three levels adjustable with remote control:

Designed for efficiency

Recommended pressure: 12-15 psi

Loading Container 20GP: 391 cartons * 18 pcs = 7038 pcs

Weight: 390 grams (when battery is included)

DS-8900 Trackball Keyboard with Water Splash Protection - PS/2 Interface, Laser Engraved Characters, One-Piece Wired Design Option:DS-8900 PS/2 Working mode: three levels adjustable1. Built in light sensing trackball allows users to easily operate the computer without a mouse. 2. Using laser engraving technology, the character HD wear resistant does not fade, clear and beautiful, high button life. 3. Concave keycap, key distance anti error design, short keystroke, quick rebound, comfortable and non slip. 4. There are multiple drainage holes on the back of the keyboard to effectively discharge liquid and splash. 5. Made of ABS