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A 3D model of a projector lift, featuring a metallic scissor lift mechanism and white body, with a modern minimalist aesthetic. It has electrically adjustable height and stable support, suitable for office settings and meeting presentations.

A 3D model of a Silent-100 silent ventilation fan, featuring white plastic, square design with circular grille, and minimalist modern aesthetic. It has low polygon count, quiet operation, and is suitable for office or home ventilation.

A 3D model of a drawing tablet, featuring a digital display screen and a professional stylus, with a modern minimalist design. It has high resolution and precise pressure sensitivity, suitable for graphic design and digital art creation.

A 3D model of a tablet, featuring a high-resolution display, aluminum frame, and a modern, sleek design. It has a stand feature and low polygon count, suitable for office, entertainment, and portable use. (类目纠正为Computers & Tablets, as tablet is a computing device, not an office appliance.)