Auxiliary pointer for multimedia teaching
The utility model discloses an auxiliary pointer for multimedia teaching. The auxiliary pointer comprises a housing and a telescopic rod fixed on the upper end of the housing. The top of the telescopic rod is fixedly provided with an indicating lamp. The upper end of the housing is fixedly provided...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses an auxiliary pointer for multimedia teaching. The auxiliary pointer comprises a housing and a telescopic rod fixed on the upper end of the housing. The top of the telescopic rod is fixedly provided with an indicating lamp. The upper end of the housing is fixedly provided with a laser lamp. An operation board is fixedly arranged on the front of the housing. A master switch, an indicating lamp switch, a laser lamp switch, a PageUp button, a PageDown button, a former step button and a next step button are arranged on the operation board. A storage battery is arranged in the housing. The auxiliary pointer for multimedia teaching has the characteristics of simple structure, abundant functions and practicality. |
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