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DIY 3D Xmas Tree Kit 7 Colors Flashing LED Circuit Kit Colorful Christmas Tree Kit for Solder Practice Holiday Toy Gift

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Flash Christmas Tree DIY Kit
1. Introduction
CTR-30 flash Christmas tree kit consists of three circuit board, allows 36 LED flash alternately,showing a Christmas tree in the space of three-dimensional profile (the night environment has better viewing).
NO. Parameter Value
  Model CTR-30C
  Work Voltage DC4.5-5V
  Power Type AA*3 battery or USB Cable
  Installation Size 60mm*60mm*136mm


4.Component listing

NO. Component Name PCB Marker Parameter QTY
1 Metal Film Resistor R2,R4,R6 1K 3
2 Metal Film Resistor R7 2.2K 1
3 Metal Film Resistor R1,R3,R5 10K 3
4 Electrolytic Capacitor C1-C3 47uF 16V 3
5 White LED D1-D18 3mm 19
6 S9014 Transistor Q1-Q3 TO-92 3
7 PCB CTR-30A   1
8 Metal Film Resistor R2,R4,R6 1K 3
9 Metal Film Resistor R1,R3,R5 10K 3
10 Electrolytic Capacitor C1-C3 47uF 16V 3
11 White LED D1-D18 3mm 18
12 S9014 Transistor Q1-Q3 TO-92 3
13 PCB CTR-30B   1
14 Self-Locking Switch S1 5.8mm 1
15 DC Power Socket J1 3.5mm 1
16 Battery Box   AA*3 1
17 USB to DC 3.5mm Cable   80cm 1
18 Screw   M2*8mm 2
19 Nut   M2 2
20 PCB CTR-30C   1

NOTE:Users can complete the installation by PCB silk screen and component listing

5. Component Description

1>. 3pcs 1K Metal Film Resistor

2>. 1pcs 2.2K Metal Film Resistor

3>. 3pcs 10K Metal Film Resistor

4>. 3pcs 47uF 16V Electrolytic Capacitor

5>. 19pcs 3mm White LED

6>. 3pcs S9014 Transistor TO-92

7>. 1pcs PCB CTR-30A

8>. 3pcs 1K Metal Film Resistor

9>. 3pcs 10K Metal Film Resistor

10>. 3pcs 47uF 16V Electrolytic Capacitor

11>. 18pcs 3mm White LED

12>. 3pcs S9014 Transistor TO-92

13>. 1pcs PCB CTR-30B

14>. 1pcs Self-Locking Switch

15>. 1pcs 3.5mm DC Power Socket

16>. 1pcs AA*3 Battery Box

17>. 1pcs USB to DC 3.5mm Cable

18>. 2pcs Screw M2*8mm

19>. 2pcs Nut M2

20>. 1pcs PCB CTR-30C

6.Installation Steps Download

Finished Project:

I. Tested by ICStation:

Learn More Details in the Video:

II. Tested by ICStation's Outstanding Partner Marco Arduino channel:

Learn More Details in the Video:
(The language in the video is English)

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