No need to change batteries. You could switch the mode between two devices by just toggle switching. Very easy to connect.
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BTS-908 Hot Selling Rechargeable Vertical Mice Ergonomic Wireless Mouse 2.4G USB Receiver 1600 Adjustable DPI 6 Buttons Mouse
Aliexpress UK
This TeckNet slim mouse is designed with ergonomic features that help reduce wrist and hand fatigue. It has a sleek and slim design which makes it perfect for use on the go. Its compatibility with Computers/Tablets & Networking makes it a versatile device for all your computing needs.
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FORKA Silent Click USB Wired Gaming Mouse 6 Buttons 3200DPI Mute Optical Computer Mouse Gamer Mice for PC Laptop Notebook Game
Aliexpress UK
Connection with computer: wired. What's in the Box : Dell Optical Mouse – MS116. Type: optical mouse. This mouse is sensitive and accurate, suitable for replacing computer accessories for DELL computers.
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New USB Gaming Mouse Computer Mouse RGB Backlight Mause Gamer 10 Buttons Programming 7200dpi Ergonomic Gaming Mouse For Computer
Aliexpress UK
2.4G Professional Wireless Mouse with USB Receiver 6 Buttons Optical Laptop PC Gaming Mouse with Right Scroll Feature
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HXSJ T69 2.4G Wireless Mechanical Mouse RGB Gaming Mouse Ergonomic 7 Programmable Buttons 4800DPI Mouse for Office Gamer
Aliexpress UK
Computer Mouse Supports Charging While Using, More Energy-Saving and More Convenient. 1x Wireless Mouse.
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FORKA Silence Click Wired Gaming Mouse 6 Buttons USB Mute LED Optical Cable Ergonomic Computer Mouse Mice for PC Laptop Gamer
Aliexpress UK
Computer Mouse Supports Charging While Using, More Energy-Saving and More Convenient. USB Wireless Mouse is equipped with Dual 2.4GHz wireless and Bluetooth technology which provides an ultra-stable connection, allowing for zero delay between your actions.
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Type C Wired USB C Mice Gaming Mouse Ergonomic Blue RGB Light 2400 DPI 6 Button for Windows PC Laptop Gamer Mouse
Aliexpress UK
WIRED USB MOUSE COMFORT FULL SIZE OPTICAL SCRLL WHEEL MICE RED LED FOR PC LAPTOP. Connectivity: USB Wired. Laptop Parts & Accs. USB connectivity, plug&play effortless. Style: 3D Optical Mouse with scroll wheel.
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UGREEN Gaming Mouse 5000DPI Wireless Mouse Bluetooth 5.0 2.4G Wired Rechargeable Gamer Mice 6 Buttons For MacBook Tablet Laptops
Aliexpress UK
BLACK /RED The TECKNET Wireless Mouse for Laptop is a sleek and compact option for those looking for a reliable computer mouse. With a maximum DPI of 4800 and adjustable DPI settings, this mouse offers precise and customizable control. The ergonomic design and battery status indicator make it a user-friendly and convenient choice for everyday use. With a 6-month manufacturer warranty and wireless connectivity, the TECKNET mouse provides peace of mind and flexibility for users.
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1Set Mouse Repair Part Mouse Micro Switches Button Board Flexible Cable for G304 G305 Mouse QXNF
Aliexpress UK