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 100% SAFE: Hard quality EVA

100% SAFE: Hard quality EVA material is Semi-waterproof

1uF-10uF Capacitors Hilitchi 400V

You just need to press the two PUSH buttons and change the direction to install

Each recorder has a unique bar Code serial number

Note: Operating temperature: -40℃ ~ +85℃ Example Source Code Thanks to its diverse interface and small size

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 100% SAFE: Hard quality EVATelescopic 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