Cordless Mouse That is Treated with Biomaster, an Anti-Microbial Agent That Provides a Second Line of Defence Against Harmful Bacteria. It is in the Product, Not on the Product Which Will Give You Permanent Protection. This Product has Been Tested in Accordance with Iso 22196 for Anti-Microbial Effectiveness & is 100% Safe & Harmless for Users. Biomaster Does Not Affect the Recyclability of the Item. the Product Also Includes Verimaster, a Unique Tracer That is Built into the Material to Prove That the Item is Treated with Biomaster Unlike Many Products in the Market That Make Antimicrobial Claims That Are Counterfeit. with 400 Mah Re-Chargable Battery & Biomaster Thermal Insulated PVC Free Tpe Micro USB Cable. Connection 125 Hz Via the Included & Easy to Install USB Dongle. with Left & Right Click Button & Middle Scroll & Click Button. the Sensitivity of the Mouse Can Easily be Adjusted to Your Personal Preference. Compatible with All Recent Windows & Mac Operating Systems. Minimum Quantities Apply.