Raspberry Pi 4 Casing With Fan Fitting Camera Cable Port and GPIO Porthe Raspberry Pi 4 Case is designed specifically to house and protect your Raspberry Pi 4 board. It fits the Raspberry Pi 4 Model B 1GB, 2GB, and 4GB variants. The cover comes in a vibrant red and white color. This no fuss case simply snaps together around your board, requiring no additional tools or screws for securement. Even when closed, you'll have full access to all the ports on the board through cut outs. It's primarily built to shield your Pi

and copters at

don't worry the mainboard be overheated

4cm 1045 Propellers diameter: 25

3V board like the Due and AVR-based boards which operate at 5V

Relays enable mode: 1

Drivers are short-circuited current limited and are protected against excessive power dissipation by thermal shutdown circuitry that places the driver outputs into a high-impedance state

Since the Bluetooth chip is very sensitive to static electricity

Wi-Fi speech recognition device

Typical Conversion Efficiency: 85%

Color Mix Colors

This relay module board allows a wide range of microcontrollers such as arduino AVR

Ideal for powering a wide range of devices