Teachers Pointer Stick, Telescopic Teaching Pointer, Retractable Classroom Whiteboard Pointer Extendable for Teachers, Guides, Coach with A Lanyard & Felt Head, Extends to 39.4'' Black sold2024 it pumps out sound while

it pumps out sound while keeping vibration to minimum

Includes 2 pairs for 4 doors- 4 plates and 4 speaker harnesses

The output terminal can be directly connected to the single-chip microcomputer

Replacement Conversion Kit

Teachers Pointer Stick, Telescopic Teaching Pointer, Retractable Classroom Whiteboard Pointer Extendable for Teachers, Guides, Coach with A Lanyard & Felt Head, Extends to 39.4'' Black sold2024 it pumps out sound whileTeachers Pointer Stick, Telescopic Teaching Pointer, Retractable Classroom Whiteboard Pointer Extendable for Teachers, Guides, Coach with A Lanyard & Felt Head, Extends to 39. 4'' Features: Color: Black Material: Stainless steel & Sponge. Constriction length: approx. 8. 2''. Extension length: approx. 39. 3'' Handle length: approx. 4. 9''. Strap Length: approx. 7. 6''. 2 Replaceable felt heads. Durable, extendable, retractable. Suitable for traditional