What is the power supply module for

It is used to plug into a breadboard to supply either 3 volts or 5 volts to the power rails. The rails are blue and red. blue being negative red being positive

What voltage do the LED bulbs require?

It has a typical forward voltage of 2.0V and a rated forward current of 20mA

Do you havd a schematic of the power module?

The schematic is available by googling, and it is exactly this board: https://protosupplies.com/product/ywrobot-breadboard-power-supply/

Elegoo Electronic Fun Kit Bundle | Desertcart South Korea

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Description

⚡ Spark your innovation with ELEGOO’s ultimate DIY electronics playground!

VIBRANT LED ARRAY - Over 50 LEDs including RGB for dynamic visual feedback and creative projects 💡
ALL IN ONE LEARNING HUB - From resistors to buzzers and sensors, this kit packs essential components to accelerate your electronics mastery 📚
COMPREHENSIVE WIRING KIT - 65 jumper wires plus 20 female-to-male DuPont cables for flexible circuit building 🔧
ARDUINO RASPBERRY PI READY - Fully compatible with Arduino UNO R3, MEGA 2560, and Raspberry Pi for versatile coding & experimentation 🤖
PLUG PLAY BREADBOARD POWER - Includes a mini power supply module for seamless prototyping under 9V ⚡

ELEGOO Electronic Fun Kit is a complete starter set designed for hands-on learning and prototyping with Arduino and Raspberry Pi. Featuring a 400 tie-point breadboard, a mini power supply module, over 50 LEDs including RGB, and a rich assortment of jumper wires, resistors, capacitors, buzzers, and sensors, this kit empowers millennial makers and tech enthusiasts to build, experiment, and innovate with confidence.

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