Telescopic Teacher Pointer, Teaching Pointer, Expandable whiteboard Pointer, with capacitive Screen Handwriting Function, Teacher Coach Presenter Pointer, Extended to 39 inches (Black) Black Color:Black Read more Easily Adjust Volume

Read more Easily Adjust Volume Upgraded version with rotary knob

This increased efficiency results in 30% less water use when compared to traditional sprays and significantly reduces wasteful runoff

Each recorder has a unique bar Code serial number

with wide range of over-current control

1uF-10uF Capacitors Hilitchi 400V

Telescopic Teacher Pointer, Teaching Pointer, Expandable whiteboard Pointer, with capacitive Screen Handwriting Function, Teacher Coach Presenter Pointer, Extended to 39 inches (Black) Black Color:Black Read more Easily Adjust VolumeTelescopic Teacher Pointer, Teaching Pointer, Expandable whiteboard Pointer, with capacitive Screen Handwriting Function, Teacher Coach Presenter Pointer, Extended to 39 inches (Black) Color: Black + Orange Size: 39. 37'' Features: 7 axis design, each part is tightly integrated, stable and jitter free, flexible. Robust groove design for stability and reliability. No stretching or shaking during use. Does not hurt the contacts of the screen. The handle