Welcome to the store! Bluetooth 4.0 Foldable Wireless Mouse Arc Touch Roller Computer Silent Mouse Ergonomic Slim Laser Mini Mice For Microsoft Surface 2.4G Wireless Foldable Mouse Specifications Connection Mode: 2.4G USB wireless receiver Wireless Frequency: 2.4GHz frequency band Wireless Range: Open area is about 10 meters, office area is about 5 meters (wireless range may vary depending on the usage environment) Compatibility: Compatible with XP/WIN7/WiN8/wiN10/MAC Size: 131.2*55*14.5mm Battery: 2 AAA alkaline batteries (not included) Design Features: Twist the mouse tail straight to turn off power, bend to turn on power Bluetooth 4.0 Foldable Touch Mouse Parameters: Connection Mode: Bluetooth 4.0 Radio Frequency: 2.4GH frequency band Compatibility: Applicable system Win8/Win8.1/Win10/Mac OS computer must have a Bluetooth module/mouse without installing plug-ins Size 131.2*55*14.5mm Specifications: 1. Simple and fashionable design, invisible roller, sensitive touch. 2. Lightweight, portable, and flattened portable design, which can be easily put into bags and pockets. 3. Can be folded and stretched, bent to open, flattened to close. 4. Bluetooth 4.0 foldable touch mouse, can be connected to a computer, convenient and fast. 5. Silent design, excellent office choice. Package includes: 1 * Mouse / 1 * Mouse, 1 * Receiver Notes: Note: Bluetooth version, XP, Win7 system cannot be used. Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!