Contact resistance of 500 Insulation resistance 100M Key Operating Force 150 to 200NRebound time 1 (ms)Life of 100 million (times)Operating Temperature 60 (℃)1, the electronic characteristicsCircuit Rating: 35V (DC), 100mA, 1WContact resistance: 10 ~ 500(Varies according to the lead lengths and different from those of the material used)Insulation resistance: 100M 100VDielectric Strength: 250VRms (50 ~ 60Hz 1min)Electric shock jitter: < 5msLife span: tactile type: one million times2, the mechanical propertiesOperating pressure: Touch feeling: 170 ~ 397g (6 ~ 14oz)Switch travel: touch-type: 0.6 ~ 1.5mm3, the environment parametersOperating temperature: -40 to 80Storage temperature: -40 to 80Temperature: from 40,90% to 95%, 240 hoursVibration: 20G, max. (10 200Hz, the Mil-SLD-202 M204. Condition B)Package Included: 1 x 4 x 4 Matrix Array 16 Key Membrane Switch Keypad Keyboard for Arduino/AVR/PI‚C/raspberry pi.