ametoys Pen Mouse - 2.4GHz USB Cordless

2.4GHz mini pen-shaped mouse with web surfing, fits comfortably in your hand, effectively relieves pressure on the carpal tunnel area. Effective distance about 33ft, you can control your computer on the bed or sofa as you like. Except for normal mouse buttons (left/right/scroll wheel/DPI), the pen mouse also has handwriting input function, you can use it as typing on your computer at will. Widely used on PP material (use mouse wheel to move pages freely), handwriting, graphic design, speech, meeting, teaching. Specification: Material:ABS Color: red, blue, gray Number of keys:4 Working frequency:2402MHz-2480MHz Transmission distance:10m Resolution:800/1200/1600DPI Working Voltage:1.5V Method:Optical Maximum acceleration speed:14 inch/s Battery:1*AAA (not included) Support:Windows7/ 8/ Vista/XP/ 2000, Android, Linux, MacOS Dimension:140 * 20 * 15mm / 5.51 * 0.79 * 0.59in Weight:25g / 0.88oz Package Size:165 * 90 * 33mm / 6.5 * 3.54 * 1.3in Package Weight:50g / 1.76oz How to use: 1. Open the perfect cover, insert 1 AAA battery with correct polarity (+/-), and then open the power switch. 2. Insert the mini receiver into the computer USB kit. You can use this pen mouse immediately after inserting the receiver. Note: Does not include the product. Packing List: 1 * Pen Mouse 1 * Stand 1 * USB Receiver 1 x User Manual