periboard 505 accessory 55 inches optical trackball with

55 inches optical trackball with mouse function and left and right click for fluid screen navigation and selections

ideal to use in the office or school

1 Interface

or work for emails

0 Bluetooth wireless technology

periboard 505 accessory 55 inches optical trackball withAll In One Design Mini keyboard 75% with built in 0. 55 Inch optical trackball for emulation has left and right buttons (Resolution: 1000 DPI) Comfortable Typing Experience 87 membrane short distance keys require less finger pressure for typing, brings efficiency to work Space Saving Combining keyboard and mouse all in one (12. 40 x 5. 79 x 0. 98 In, weights 591 g) is a perfect fit for various industrial and professional uses Mini Design with 12. 4 x