Assembled Adafruit 0.56" 4-Digit 7-Segment Display - w/ I2C Backpack QT - Green _RPI_CASE_AUDIO We have a 5V/2A supply

We have a 5V/2A supply that should be able to drive 1 meter and a 5V/10A supply that can drive up to 10 meters (depending on use) You must use a 5V DC power supply to power these strips

The SparkFun ESP32 WROOM Thing Plus with USB-C is a great place to get started with Espressif IoT ideations while still enjoying all the amenities of the original ESP32 WROOM Thing Plus

There is an onboard USB interface to test AT commands and capture GPS data and more

* Additional system support requires downloading and installing firmware available at support

Assembled Adafruit 0.56" 4-Digit 7-Segment Display - w/ I2C Backpack QT - Green _RPI_CASE_AUDIO We have a 5V/2A supplyWhat's better than a single LED? Lots of LEDs! A fun way to make a small display is to use an 8x8 matrix or a 4 digit 7 segment display. Matrices like these are 'multiplexed' so to control all the seven segment LEDs you need 14 pins. That's a lot of pins, and there are driver chips like the MAX7219 that can control a matrix for you but there's a lot of wiring to set up and they take up a ton of space. Here at Adafruit we feel your pain! After all,