*Dimensions
-Signature M550
-Height: 4.26 in (108.2 mm)
-Width: 2.4 in (61 mm)
-Depth: 1.52 in (38.8 mm)
-Weight: 3.44 oz (97.4 g)
*Technical Specifications
-Sensor Technology
-Sensor technology: Logitech Advanced Optical Tracking
-Nominal value: 400 dpi
-Max value: 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 1Available on Windows and macOS at logitech.com/optionsplus
*Battery:
-Battery type: 1 x AA battery (included)
-Battery life with Logi Bolt USB Receiver: up to 24-months 2It may vary based on use and computing conditions.
-Battery life with Bluetooth: up to 20-months 3It may vary based on use and computing conditions.
*Connection Type
-Logi Bolt USB Receiver
-Bluetooth Low Energy Technology
-Wireless range: 33-ft (10 m) wireless range
*Compatibility
-Logi Bolt USB Receiver
-Required: Available USB Port
+Windows 10, 11 or later macOS 10.10 or later, Linux 5Device will be supported without adding additional drivers in ChromeOS and most popular Linux distributions.
   ChromeOS™ 6Device will be supported without adding additional drivers in ChromeOS and most popular Linux distributions.
*Bluetooth® Low Energy
-Required: Bluetooth Low Energy wireless technology
+Windows, macOS 10.15 or later, Linux 7Device will be supported without adding additional drivers in ChromeOS and most popular Linux distributions.
  ChromeOS™ 8Device will be supported without adding additional drivers in ChromeOS and most popular Linux distributions.
  iPadOS 14 or later
 Android™ 8.0 or later
 Internet access required to download optional customization app Logi Options+ 9Available on Windows and macOS at logitech.com/optionsplus
*In the Box
-Wireless Mouse
-USB Receiver
-1 AA Battery
-User documentation