4x4 Matrix Array 16 Key Membrane Switch Keypad Keyboard Arduino AVR Raspberry Pi

Features: Contact resistance of 500 (ohm) Insulation resistance 100M (ohm) Key Operating Force 150-200N Rebound time 1 (ms) Life of 100 million (times) Operating Temperature 60 (C) 1, the electronic characteristics Circuit Rating: 35V (DC), 100mA, 1W Contact resistance: 10 ohm ~ 500 ohm (Varies according to the lead lengths and different from those of the material used) Insulation resistance: 100Mohm 100V Dielectric Strength: 250VRms (50 ~ 60Hz 1min) Electric shock jitter: <5ms Life span: tactile type: >= one million times 2, the mechanical properties Operating pressure: Touch feeling: 170 ~ 397g (6 ~ 14oz) Switch travel: touch-type: 0.6 ~ 1.5mm 3, the environment parameters Operating temperature: -40 to +80 Storage temperature: -40 to +80 Temperature: from 40,90% to 95%, 240 hours Vibration: 20G, max. (10 ~~ 200Hz, the Mil-SLD-202 M204.Condition B) Package Includes: 1 x 4x4 Matrix Array 16 Key Membrane Switch Keypad Keyboard Arduino AVR Raspberry Pi