1 piece: 650 yen 2 pieces: 1120 yen The product undergoes a functionality test before shipment. Thank you for your business. Product Features: 1. Ultra-slim design, fashionable and convenient; 2. Strong anti-interference ability, long operating distance up to 10M 3. Intelligent energy-saving red light design, long standby time 4. The scroll wheel zipper allows for easy and quick web browsing Notes: - Do not disassemble the product yourself. - Avoid dropping the product. - Avoid water. ☆ 2.4G Wireless Connection: How to use: 1. Insert the USB receiver located at the bottom of the mouse into your computer. 2. Turn on the power switch on the bottom of the mouse, and it can be used normally. (Follow this order for quick pairing) ☆ Bluetooth Usage 1. Turn the power switch from off to on, turn on Bluetooth on your device, and click on BT3.0 Mouse or BT5.2 Mouse. ☆ How to connect the mouse for iOS: You need to upgrade to iOS 13 or later. Settings → Accessibility → Touch → AssistiveTouch → Turn on your phone or tablet and search for pairing.