Lisslune | PR-A18 2.4G Charging Mouse Pen Handwriting Light Wireless Mouse Pen (Silver Gray) lights-ai ECG Function: Electrocardiogram feature for

ECG Function: Electrocardiogram feature for heart health observation

all while conserving space

Multifunctional colorful key—press the FN key alongside the designated function key (F1-F12) to enable it

optical sensor included

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Lisslune | PR-A18 2.4G Charging Mouse Pen Handwriting Light Wireless Mouse Pen (Silver Gray) lights-ai ECG Function: Electrocardiogram feature forFeatures: 1. USB receiver, just plug it in and begin using it 2. Ergonomic design, ideal for a comfortable grip 3. Precise position tracking Product Specifications: 1. Material: environmentally friendly ABS 2. Compatibility: PC, tablet, smartphone, smart TV, set top box, etc. 3. Features: handwriting capability, ergonomic form, compact size 4. Photoelectric resolution: 1600dpi (dots per inch) 5. Number of buttons: 4 (buttons) 6. Interface: USB 7.