
HALJIA 5 PCS 4 x 5 Matrix Array Keypad Keyboard 20 Key Membrane Switch Compatible with Arduino
$9.99
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Feature: Circuit Rating: 35V (DC), 100MA, 1WRebound time: 1 (ms) Contact resistance: 10Ω-500ΩInsulation resistance: 100MΩ 100VDielectric Withstanding Voltage: 250V Rms (50-60Hz 1 min)Electric shock jitter: ≤ 5msStorage temperature: 15 ℃ -35 ℃Storage humidity: 70% -90%Test temperature: 0 ℃ -60 ℃ 16HTest humidity: 90% 16HLife: ≤500000 timesSize:85*73mm(L*W)Packing List:5* 4 x 5 Matrix Array Keypad Keyboard
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