Hygienic Optical Round Rugged Mouse with 2 buttons

Hygienic Optical Round Rugged Mouse with 2 buttons Special Featurers: 1. With durable coating & antimicrobial mouse surface. 2. Compatible with both USB and PS/2. 3. Optical IP68 mouse, 800DPI resolutions 4. No raised or recessed surfaces. 5. IP68 dynamic sealed & Ruggedized Waterproof, Easily cleaned Optical Silicone Mouse 6. it is a fully sealed IP68 and compatible with both USB and PS/2. 7. Suitable for moist and dusty environments 8. Excellent soft-touch tactile key