Star Shape Colorful LED Module Light DIY Electronic Kit Xmas Christmas Gift New

It is DIY kit，you need to weld it.
Electronic enthusiasts hands-on DIY production improve hands-on ability, the production of good products
Can be a presented to relatives and friends, expression of affection

Specifications:
Name:Colorful Star Shape Module DIY Kit
Model:532952
PCB Color:Red
PCB Size:93mm*89mm*1.6mm
Working Voltage:DC 5V(USB power supply or 4 section dry battery power supply)

Features:
100% and high quality
High quality buzzer output music,stable performance
50pcs LED automatic flashing alternately
It can display colorful Star
Can use USB or mobile phone charger power supply

Welding installation:
1.Welding the all components first,please pay attention to the positive and negative components
2.All the SCM and LED lights installed ,plese pay attention to the direction of the microcontroller
3.Welding finished
4. When using the battery box, positive electrode of battery box is connected to the positive (red line) on the circuit board,
The black line is connected to the negative electrode
5. When the use of USB power supply, directly connected to the computer or mobile phone charger on it

Please note:Electrolytic capacitor, light emitting diode should pay attention to the polarity of the installation, long legs for the positive, when the chip is installed to pay attention to the U port direction,
power and positive and negative pole can not be wrong, otherwise it will burn the chip: plug in the middle is positive, the outer is negative.