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Laser turning pen Electronic teaching whip PPT projection pen Demo

Laser turning pen Electronic teaching whip PPT projection pen DemoZoom

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Color classificationThe new PPT laser turntable pen The electronic whiteboard machine writes a pen Teach whip pen 10 meters HDMI high-definition line 5 meters USB touch line
Production enterpriseOtto Digital Technology Co., Ltd

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Laser turning pen Electronic teaching whip PPT projection pen Demo

Laser turning pen Electronic teaching whip PPT projection pen DemoLaser turning pen Electronic teaching whip PPT projection pen DemoProvide Laser turning pen Electronic teaching whip PPT projection pen Demo by 鸿电数码专营店 at chinahao.com. Product #: 56693970143518.66In stock