Logitech Signature M550 Wireless Multi-Device Mouse

Key Features

SmartWheel Scrolling

Make scrolling work for you with Logitech SmartWheel. Get line-by-line precision when you need to focus on the details, and scroll super fast when you just want to breeze through lengthy pages. Automatically switch modes with the flick of your finger.

The Perfect Fit for Your Hand

Choose the Signature M550 that fits you best. We recommend the M550 for small-to-medium hands and M550 L for large-sized hands. Unsure which mouse is right for you? Check out our sizing guide below.

Comfort, Upgraded

You'll enjoy working with your Signature M550. Each mouse features a contoured shape, soft thumb area, and rubber side grips that keep your hand snug and in place. Get more comfort and focus more on what you need to get done.

Connect Your Way. Works on Multiple Platforms.

Connect in an instant via Bluetooth Low Energy or Logi Bolt USB receiver. Get a strong, reliable wireless connection from up to 10 meters away. The Signature M550 works on multiple platforms — Windows, macOS, Linux, iPadOS, Android — and is Works With Chromebook Certified.

Less Noise, More Focus

No more annoying click noise. Logitech's exclusive SilentTouch technology reduces 90% of click sounds creating a better, quieter environment for you and those around you.

Scrolls Smarter. Fits Better.

Upgrade to smarter scrolling, better comfort, and more productivity. The Signature M550 features SmartWheel scrolling that delivers precision or speed the moment you need it. A choice of sizes for smaller and larger hands means there's a perfect fit for anyone. Seamless wireless connectivity, silent clicks, and the contoured shape keep you comfortable and productive hour after hour.

24-Month Battery Life

The Signature M550 mouse comes with an included AA battery that lasts for up to two years. That's more focus on work and less worries about charging.

Specs and Compatibility

Dimensions

Signature M550

• Height: 4.26 in (108.2 mm)
• Width: 2.4 in (61 mm)
• Depth: 1.53 in (38.8 mm)
• Weight: 3.44 oz (97.4 g)

Signature M550 L

• Height: 4.67 in (118.7 mm)
• Width: 2.61 in (66.2 mm)
• Depth: 1.65 in (42 mm)
• Weight: 3.92 oz (111.12 g)

Technical Specifications

Sensors

• Sensor Technology: Logitech Advanced Optical Tracking
• Nominal Value: 400 DPI
• DPI Range: Up to 4000

Buttons

• Number of Buttons: 3 (Left/Right-click, Scroll-wheel with middle click)
• Customization App: Supported by Logi Options+ on Windows and macOS

*Logi Options+ available on Windows and macOS at logitech.com/optionsplus

Battery & Charging

• Battery Type: 1x AA battery (included)
• Battery Life with Logi Bolt USB Receiver: Up to 24 months
• Battery Life with Bluetooth®: Up to 20 months

*Battery life may vary based on use and computing conditions.

Connectivity

• Connection Type: Logi Bolt USB Receiver
• Wireless Technology: Bluetooth Low Energy Technology
• Wireless Range: 33 ft (10 m)

*Wireless range may vary depending on operating environment and computer setup.

System Requirements

Bluetooth

• Required: Bluetooth Low Energy wireless technology
• Compatible OS: Windows, macOS 10.15 or later, Linux, ChromeOS™, iPadOS 14 or later, Android™ 8.0 or later
• Customization App: Internet access required to download optional Logi Options+

*Device will be supported without adding additional drivers in ChromeOS and most popular Linux distributions. Logi Options+ available on Windows and macOS at logitech.com/optionsplus

Logi Bolt USB Receiver

• Required: Available USB port
• Compatible OS: Windows 10/11 or later, macOS 10.10 or later, Linux, ChromeOS™

*Device will be supported without adding additional drivers in ChromeOS and most popular Linux distributions.

What's in the Box

• Logitech Signature M550 Wireless Mouse
• USB Receiver
• 1x AA Battery
• User Documentation

For more details, visit Logitech's full product specs.