Product Features: Medical grade mouse works on glass and transparent surfaces Ergonomic functionality with two mouse buttons and three-button scroll function Due to the symmetric shape it's suitable for right-hand and also left-hand operation Comfortable use Completely water and dust proof An USB protection cap protects the USB connector during cleaning against splash water Resolution adjustable in 7 levels from 400 to 1600 cpi Easy to clean and to disinfect EMC compliant with EN 60601-1-2 Edition 4 Specification: Number of keys: 5 Housing: silicone Bottom panel: plastic Colour: white Keyswitch technology: short travel keys Operating principle: infrared Resolution: 400 bis 1600 dpi (adjustable in steps of 200) Scrollfunction: 3 scroll buttons Protection level: IP68 Interface: USB USB Compatibility: compliant with USB 2.0 Cable length: approx. 2 m Operating temperature: 0 °C to +40 °C Storage temperature: -40 °C to +85°C Dimensions: 115 x 61 x 39 mm Weight: 150 g Certification: CE, FCC, RoHS, REACH Guarantee: 4 years on the electrical function Non-Latex