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Ships within 48 hours · Estimated delivery Sep 15 - Sep 20
DC 12V 1×4 Key Matrix Membrane Switch Keypad is a high-quality product at a very low cost for your application needs
making it more real and helping the beginners to learn to fly with ease
A 4×4 matrix keypad consisting of microswitch buttons
you can get it within 15 minutes to complete SD card interface with FAT16 or FAT32 formatted card
Weight:24 g
Servo Tester 6DOF DC 12V 1×4 Key MatrixThe Servo Tester is capable of easily detecting clearance, jitter, and median of various types of servos (servers). It can conveniently establish a connection with the ESC (Electronic Speed Controller) and test the operational status of both the ESC and the motor. Simultaneously, it can connect up to three sets of servos or ESCs, offering stable and accurate control through an SCM (Single Chip Microcontroller). For power supply, the device requires 4