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This is a high-quality 3x4 matrix scan keyboard with a black rubber membrane. Features: Wo..
$2.50
This is a high-quality 4x4 matrix scan keyboard with a black rubber membrane. Features: Wo..
$2.50
This is a momentary button, which output logic High when pressed and logic Low when released. It ..
$2.30
This SHARP distance sensor bounces IR off objects to determine how far away they are. It returns ..
$4.50
The Adjustable Infrared Switch consists of a set of infrared transmitter and infrared receiver. It..
$2.80
Simple analog output button board. There are 5 buttons on the board and outputs different voltage..
$2.20
This is a momentary button, which output logic High when pressed and logic Low when released. It..
$3.40
This is a two-channel capacitive touch switch module. In the normal state, the module output low, ..
$1.30
This is a 4 channel capacitive touch switch module. In the normal state, the module output low lev..
$2.00
The module is based on a touch-sensing IC (TTP223B) capacitive touch switch module. In the normal..
$0.45
This all-in-one optical fingerprint sensor will make adding fingerprint detection and verification..
$27.80
This is a momentary button, which output logic High when pressed and logic Low when released. Fe..
$0.50
