1.Introduction:
  It is a Colorful LED Heart-shaped Automatic Flashing Light Electronic Soldering DIY Kit. Powered by 5V DC-005 Power Supply, automatically flashing and change various lighting effects within 80 Red/Green/Yellow/Blue LED.

  The matched transparent shell can provide better lighting effects, serve as a bracket to support its stability, and also serve as a battery case. It can not only be used as a DIY electronic kit that allows you to better understand the circuit and learn how to soldering, but also as a very suitable experimental workbench tool.

2.Feature:
1>.80 Colorful LED Automatic Flashing
2>.Automatic Switch 41 Flashing Effects
3>.Heart-shaped Appearance Design
4>.129 DIP Solderable Components
5>.DC-005 to USB 5V Power Supply Mode
6>.With Protective Housing
7>.Setting Free Parameters, Simple and Fast

3.Parameter:
1>.Work voltage: DC 4.5V-5.5V
2>.Display Color: Red/Green/Yellow/Blue
3>.Power Type: DC-005 to USB
4>.Work Temperature:-40℃~85℃
5>.Work Humidity:5%~95%RH
6>.Size(Installed):117*100*21mm

4.Use Method:
1>.Turn on the power switch and the LED will automatically enter the working state.
2>.Note: It will continuously loop back to play the same music if a music chip is installed. It cannot pause music or adjust volume, so please consider carefully whether to install a music chip.

5. Schematic Diagram & Installation Steps:
Please download from below button.

6.Components List:

The microcontroller chip and the minimum components have been already pre-soldered.