brand new and high quality Features: 1. Connection method: 2.4G wireless 2. Rechargeable: built-in rechargeable battery 3. Accurate tracking: professional IC positioning accuracy 4. 10M wireless receiving distance 5. Four-speed DPI adjustment design 6. 10 million times sound switch design 7. Using a hollow and colorful luminous LOGO, which is highly recognizable 8.Light mode: RGB marquee effect, Up to 6 lighting pattern designs, The light can be turned off. Mouse, USB Receiver, USB Charging Cable and English User Manual only, other accessories demo in the picture is not included! Applicable System: for Windows (for Windows XP/Vista/7/8/Server 2003/2000/Win10, etc.) for mac OS (for mac OS 10.10 above is recommended) In 2.4G mode: suitable for desktop computers, laptop computers, with USB interface for Smart TV etc. Three-level power saving mode: 1): Three seconds into the first sleep light flashing continuously 2): 1 minute or so to enter the secondary sleep, intermittent flashing lights 3): 8 minutes or so, go to level 3 sleep, the light goes out Instructions for use: 1). Remove the wireless mouse from the box. 2). Plug the mini receiver into the computer's USB port, free code, plug and for play. Specifications: 2.4 G wireless charging mouse Brand/Model: HXSJ/T66 Mouse type: 2.4 GHz wireless mouse Number of keys: 6 keys Wireless distance: 10m Battery capacity: 750mAh Power type: rechargeable Color: Black, White Operation mode: photoelectric Light-emitting type: RGB light-emitting (multiple lighting modes) Button life: 10 million switches DPI: Four gears 800-1600-2400-3600dpi Rated voltage/current 3.V/15mA Accurate tracking: professional lC positioning accuracy Product weight: for 81.5g Package weight:122g Material: ABS Mouse Size: app.13x6.7x3.8cm/5.12x2.64x1.50in Optional Color: Black, White Quantity: 1 Set Note: Please allow 1-3mm error due to manual measurement. please make sure you do not mind before ordering, Due to the difference between different monitors, the picture may not reflect the actual color of the item,please make sure you do not mind before ordering, Thank you! Package Includes: 1 x Mouse 1 x USB Receiver 1 x USB Charging Cable 1 x English User Manual