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Logitech Signature Comfort M840 L Wireless Ergonomic Optical, Black, Each (910-007714)
$39.99
Logitech Signature Comfort M840 L Wireless Ergonomic Optical, Black, Each (910-007714)~#|#~sp311943257_sc7
Highlights
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  • Comfy grip, every click: Contoured mouse shaped for right-handed use and adapted for most hand sizes, this comfortable mouse with cozy side grips make your workday more comfortable
  • Scroll faster, stay focused: Scroll line by line or fly through pages with SmartWheel; quiet clicks reduce noise in shared or home offices
  • Make it yours: Customizable buttons via Logi Options+ adapt to your tasks and help you do more; in the app you can boost productivity across apps, adjust DPI levels and personalize your workflow.

Logitech Signature Comfort M840 L Wireless Ergonomic Optical, Black, Each (910-007714)

Item #: 24685558Model #: 910-007714
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Final price is $39.99
Discontinued soon
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About this product

A wireless mouse with sculpted design, and more, to offer all-day comfort

Discover Signature Comfort M840 L, created for all-day comfort with a natural shape for right hands and cozy side grips. Enjoy smooth SmartWheel scrolling and quiet clicks—making every navigation peaceful and precise. Effortlessly switch between up to three devices with Bluetooth and Easy-Switch, with no dongle required. Connect wirelessly across Windows, macOS, Chrome OS, Linux, iPadOS, and Android for a seamless working experience. With up to 24 months of battery life, you can work, create, and stay connected with fewer interruptions and more focus.

  • Comfy grip, every click: Contoured mouse shaped for right-handed use and adapted for most hand sizes, this comfortable mouse with cozy side grips make your workday more comfortable
  • Scroll faster, stay focused: Scroll line by line or fly through pages with SmartWheel; quiet clicks reduce noise in shared or home offices
  • Make it yours: Customizable buttons via Logi Options+ adapt to your tasks and help you do more; in the app you can boost productivity across apps, adjust DPI levels and personalize your workflow.
  • Simple connections: Connect this multi-device mouse with Bluetooth pairing, then swap up to 3 devices instantly with Easy-Switch—just a tap, no dongle needed; perfect for multitasking
  • Power that just keeps going: Logitech Signature Comfort M840 L wireless Bluetooth mouse stays powered up for up to 24 months—no constant battery changes
  • Works on nearly any platform: Compatible with Windows, macOS, Chrome OS, Linux, ipadOS and Android; one mouse for all your devices and desk setups
  • Designed for sustainability: The plastic parts of Signature Comfort M840 L are made with a minimum of 50% post-consumer recycled plastic

From the manufacturer

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Product specifications table
Attributes Logitech Signature Comfort M840 L Wireless Ergonomic Optical, Black, Each (910-007714) Logitech Signature Comfort Plus M850 L Wireless Ergonomic Optical Mouse, Black (910-007711) Logitech Signature Comfort M840 L Wireless Optical Mouse, Black (910-007714) Logitech Signature M650 for Business Wireless Optical USB Mouse, Graphite (910-006272) Logitech M705 Marathon Wireless Ergonomic Optical USB Mouse, Charcoal (910-001935)
Your product
Logitech Signature Comfort M840 L Wireless Ergonomic Optical, Black, Each (910-007714)
Price is $39.99
Logitech Signature Comfort Plus M850 L Wireless Ergonomic Optical Mouse, Black (910-007711)~#|#~1F4F64E3-E112-497F-BCA9A08B4EB47461_sc7
Price is $49.99
Logitech Signature Comfort M840 L Wireless Ergonomic Optical Mouse, Black (910-007714)~#|#~5B723BE3-3B3C-4E0E-A6140F3F49135D49_sc7
Price is $40.99
Logitech Signature M650 for Business Wireless Optical USB Mouse, Graphite (910-006272)~#|#~D49D3908-5D03-4217-9154729A05530641_sc7
Price is $39.99
Logitech M705 Marathon Wireless Ergonomic Optical USB Mouse, Charcoal (910-001935)~#|#~692CE431-845C-41E0-B4139CE75D185072_sc7
Price is $39.99
Reviews
4.5
2
4.94
33
3.5
2
4.86
7
4.38
1445
Delivery Information
Data not available
Free delivery by Tue, Sep 29
Free delivery by Thu, Oct 01
Free delivery by Thu, Oct 01
Free delivery by Tue, Sep 29
Available in my store
Yes
Yes
No
No
Yes
Multi-Device Support Type
Multi-Device
Multi-Device
Multi-Device
Multi-Device
Single Device
Required Battery Size
AA
AA
AA
AA
AA
Mouse Tracking Method
Optical
Optical
Optical
Optical
Optical
Pack Qty
1
1
1
1
1
Bluetooth
Yes
Yes
Yes
Yes
No
Height in Inches
1.7
4.78
1.7
1.5
4.29
Wireless or Wired
Wireless
Wireless
Wireless
Wireless
Wireless
Weight (Ounces)
3.63
3.63
3.63
3.57
4.76
True Color
Black
Black
Black
Graphite
Charcoal
Warranty Information
1 Year
1 Year
1 Year
2 Year
3 Year
Movement Resolution (DPI)
1000
1000
1000
4000
1000
Color Family
Black
Black
Black
Black
Black
OS Compatibility
Windows 10, 11, or later, macOS 12 or later, ChromeOS, Linux, iPadOS 16 or later, Android 12 or later
Windows 10, 11, macOS 12, Linux2, ChromeOS2, iPadOS 15, Android™ OS 12
Windows 10, 11, or later, macOS 12 or later, ChromeOS, Linux, iPadOS 16 or later, Android 12 or later
Microsoft Windows, Apple macOS, Chrome OS, Android, Linux
Windows 10, 11 or later, macOS 10.5 or later
Width in Inches
2.93
1.93
2.93
2.43
2.8
Designed for Gaming
No
No
No
No
No
Interface Type
Bluetooth & USB
Bluetooth & USB
Bluetooth & USB
Bluetooth & USB
USB
Series or Collection
Signature Comfort M840 L
Signature Comfort Plus M850 L
Signature Comfort M840 L
Signature
M705 Marathon
Add To Cart
Add To Cart
Add To Cart
Add To Cart
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