LDTR - Key4 4 Key Touch Button Module for Arduino
Main Features:
When module has detected a key pressed, the corresponding port will output a low-level signal
Each button is with 4.7Kohm resistance to prevent wrong operation or external interference
Separate key size: 12mm x 12mm x 5mm, convenient to operate
Power supply voltage input range: 3 - V DC
With LED indicator, it will light up after being powered on
Main Features:
When module has detected a key pressed, the corresponding port will output a low-level signal
Each button is with 4.7Kohm resistance to prevent wrong operation or external interference
Separate key size: 12mm x 12mm x 5mm, convenient to operate
Power supply voltage input range: 3 - V DC
With LED indicator, it will light up after being powered on
Specification:
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