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  1. Matrix Membrane Keypad 16 Key (4x4)

    16-button membrane keyboard with interface component for microcontroller projects.

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  2. MicroSD-card module
    • High-speed MicroSD-card reader with for FAT and FAT32 file system.
    • On board used IC buffer CD4050 for high-speed communication.
    • LED Indicating of power and actions.
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  3. RTC DS3231 + EEPROM ATC02 module, with battery

    This dual function module uses the extremely accurate ( error value of 1-2 ppm ) DS3231 clock chip with a 2kb memory module ( with 8 address options ) and has a CR-1220 battery back-up included.

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  4. Super-bright color LED (Piranha) module

    This simple set for 3D printer base on microcontroller Mega 2560 + RAMPS 1.4 + motor drivers, it is a solution for RepRap projects.

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    As low as $0.79
  5. Thyristor AC switch, 3.3V/5V logic, AC/DC, AC 220V110V, /5A

    If you need to control the AC power (lights, home equipment’s), a thyristor can help you with that.

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