• DIY Kit Red Green Flash LED Circuit DC 9V Christmas Trees LED Kit Electronic Soldering Learning Kit
  • DIY Kit Red Green Flash LED Circuit DC 9V Christmas Trees LED Kit Electronic Soldering Learning Kit
  • DIY Kit Red Green Flash LED Circuit DC 9V Christmas Trees LED Kit Electronic Soldering Learning Kit
  • DIY Kit Red Green Flash LED Circuit DC 9V Christmas Trees LED Kit Electronic Soldering Learning Kit
  • DIY Kit Red Green Flash LED Circuit DC 9V Christmas Trees LED Kit Electronic Soldering Learning Kit
  • DIY Kit Red Green Flash LED Circuit DC 9V Christmas Trees LED Kit Electronic Soldering Learning Kit
  • DIY Kit Red Green Flash LED Circuit DC 9V Christmas Trees LED Kit Electronic Soldering Learning Kit
  • DIY Kit Red Green Flash LED Circuit DC 9V Christmas Trees LED Kit Electronic Soldering Learning Kit

DIY Kit Red Green Flash LED Circuit DC 9V Christmas Trees LED Kit Electronic Soldering Learning Kit

$3.85
$5.5030%
Quantity3+5+10+
Price$3.60$3.50$3.30
00d : 00h : 00m : 00s
Item ID: GY18442

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Product Details

1.Introduction:
It is a flash led Christmas tree kit consists of circuit board, allows 16 LED flash alternately, showing a Christmas tree in the space of two-dimensional profile (the night environment has better viewing).

2.Feature:
  16pcs highlight LED.

  Simple circuit.
  Automatic flashing.
  Comes with 9V battery box.

3.Parameter:
1>.Work Voltage:DC 9V
2>.Work Current:100mA
3>.Power Type:Battery Box
4>.Work Module:Switch Control
5>.Color:Red+Green LED
6>.Work Temperature:-40℃~85℃
7>.Work Humidity:0%~95%RH
8>.Size(Installed):110*80*35mm
9>.Package: Pack of 1 Set (Battery doesn't included)

4.Component List:
 


5.Schematic:


6.Installation Steps (Please be patient ):
Step 1: Install 4pcs 1Kohm Metal Film Resistor at R1-R4.
Step 2: Install 2pcs 75Kohm Metal Film Resistor at R5-R6.
Step 3: Install 2pcs 100Kohm Metal Film Resistor at R7-R8.

Step 4: Identification LED.The Longer pin is positive pole.The longer pin is inserted into the pad which has marked ‘ + ’.
Step 5: Install 8pcs 5mm Red LED at D1,D3,D5,D7,D9,D11,D13,D15.Bend the LED at the same time.
Step 6: Install 8pcs 5mm Green LED at D2,D4,D6,D8,D10,D12,D14,D16.Bend the LED at the same time.

Step 7: Install 4pcs TO-92 S8050 Transistor at Q1-Q4.
Step 8: Install 4pcs 10uF 50V Electrolytic Capacitor at C1-C4.Pay attention to distinguish between positive and negative.The Longer pin is positive pole.The longer pin is inserted into the pad which has marked ‘ + ’.
Step 9: Install 1pcs KF-301-2P 5.08mm Connect Terminal at J1.(KF-301-2P does not need to be installed if provide by battery box)

Step 10: Install 1pcs Self-locking Switch at K1. Pay attention to the installation direction.
Step 11: Install 1pcs 9V Battery Box.
Step 12: Fix battery box by 3pcs M3*6mm screw.
Step 13: Connect to power supply and enjoy the effect.

Please download the installation manual with more details here:

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