Logitech M185 Faq page 16

2. Locate the small rectangular slot next to the battery compartment.
3. Slide the receiver into the slot. It will fit facing either way.
4. Replace the battery cover.
 +M185 Technical Specifications
NOTE: Information is for reference only and may be subject to change.
General Product
Information:
Warranty / Self
Help
Category
Product type
Wireless Protocol
Wireless Range
Software Support
(at release)
OS Support (at
release)
[Compliance Certification (CE) Link]
See product support page
questions
Mouse
Wireless
2.4 GHz (Unifying Ready)
Up to 30 Feet or 10 Meters
SetPoint 6.20, Connect Utility.exe, Mouse Programmable
NOTE: Check website for latest software release
Windows XP, Windows XP x64, Windows Vista, Windows Vista x64,
Windows 7, Windows 7 x64, Mac OS X 10.5+, Linux Kernel 2.6 +
for warranty duration and frequently asked