Annodized beige or black aluminum enclosure Stainless steel enclosureavailable Moldedrubber elastomerkeys rated for 10 million cycles Excellent tactile feel, 2mm key travel ARROWMOUSEٙ (ArrowKey Mouse Cursors) > Two, stainless steel threaded mounting holes (in bottom plate) Back lightingoption: RED or GREEN LEDsBlack Elastomer or GrayElastomerRuggedNEMA 4, 4X (IP66) for harsh environments Keys: 2mm travel with excellent tactile feedbackRepairable designPlug and Play, Port compatible - no drivers required Legends are silicon ink, oven cured, so as to thermally fuse the ink to the rubberDirect factory supportMade in the USA > MTBF (Mean Time between Failures):forthe electronics is greater than 100,000 hours Operating Temperature:0Һ to 80 C Operating (Optional)-40ں to 80 CStorage Temperature:-40ں to 80 CShock rating:50g 11msec. half sine, three axes Vibration: [email protected] keys: Rated for up to 10 million cycles Keys:Sealed gold plated switch contacts. > NEMA 4/4X (IP66) Syn-Proofڙcoating resists most oils and harsh chemicalsOptional Parylene > Meets FCCClass AMeets CE Requirements Electro Static Discharge(ESD) rated to 15KV >