Walfront 4 Key Keyboard Module Universal 4 Key Push Button Switch Module Keyboard Board for DIY Accessory Kit
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0.15 kg
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- Features: brand new and Can be inserted directly into due,Ideal for linking up to your Breadboard banana pi etc,or others MCU PLD CPU ( AVR STM32 ARM PIC C51 NRF24LE1 CC2530 MSP430 STM8 FPGA CPLD etc.) 4-button Common Cathode key module(When pressed output low level). GND K1 K2 K3 K4" 4 PIN OUT 2.54mm Adopted of electronic components, and preciseness process, ensure for the durability Specification: Working voltage: DC 0-48V GND K1 K2 K3 K4" 4 PIN OUT 2.54mm Size:12.7×33mm/0.5×1.3in Weight: Approx.3g/0.1oz Package list: 1 × 4 Button Key Module
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2.54MM PIN OUT---The 4 key keyboard module is of GND K1 K2 K3 K4" 4 PIN OUT 2.54mm SUITABLE FOR---The delay relay module is suitable for auto modification, motor control, bulb, LED light string, micro pump, solenoid valve 4-BUTTON KEY MODULE---This is a 4-button common cathode key module(When pressed output low level) MAIN USAGE---The 4 key keyboard module can be inserted directly into due,Ideal for linking up to your Breadboard banana pi etc,or others MCU PLD CPU ( AVR STM32 ARM PIC C51 NRF24LE1 CC2530 MSP430 STM8 FPGA CPLD etc.) DURABILITY ENSURING---Adopting electronic components, and preciseness process, the 4 key keyboard module is of long serving time, with good durability