List of products by brand Velleman
There are 48 products.
OLED displays have several advantages: low power consumption, bright, large viewing angle for better readability and high resolution.
This breadboard 3.3V / 5V power supply module fits the power rails on most breadboards. It also features a mini USB power port to supply power to external devices.
This 3,5" Resistive Touchscreen Display for the Raspberry Pi is perfect for creating portable and embedded projects where a keyboard and mouse would be in the way.
With this 4 digit Seven segment display module, you can easily add a 4 number LED readout to your projects. Useful for making a clock, timer, temperature readout, etc.
The device includes an on-chip Hall voltage generator for magnetic sensing, an amplifier that amplifies the Hall voltage, a Schmitt trigger to provide switching hysteresis for noise rejection, and an open-collector output.