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1x4/3x4/4x4/4x5 Matrix Array 4/12/16/20 Keys Switch Keypad Keyboard. Single chip microcomputer extended keypad. Life Expectancy: 1 million closures. Product specifications for keypads. Operation Temperature: -20 to +60 °C.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.