DIY Solder Kits
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Learn to solder with easy-to-follow instructions! Ideal for hobbyists and education institutes.

Each kit comes with easy-to-follow pictorial instructions and a 'how to solder and desolder' guide.



  • 42 LEDs (extras included)
  • Sound Indicator
  • Push-button time selection
  • Rotate to reset (tiltsensor)
  • 2xAAA battery power (not Incl.)
  • Microprocessor technology
  • On/Off switch





Kit Contents

Component Name Value Qty Designator Important Info
LED 5mm 5mm 42 LED1 ... LED42 Watch for polarity. Long leg is positive (+)
Mini Push Button 6mm x 6mm 2 KEY1, KEY2 No Polarity
Pin Header 2.54mm 1x8 2 P1, P2 No Polarity
Female Header 2.54mm 1x8 2 U1, U3 No Polarity
Resistors 330 ohms 7 R1 ... R7 No Polarity
Resistors 1K ohms 3 R8, R9, R10 No Polarity
Buzzer 3V 1 BUZZER1 Watch the polarity
Tilt Sensor SW-52D 1 SW1 No Polarity
On/Off Switch 3.7mm x 8.5mm 1 SW2 No polarity but pay attention to placement position
Integrated Circuit (IC) STC15W204S 1 U1 Match the ‘notch’ on the silkscreen to the notch on the IC
Battery Clip AAA 4 BT1, BT2, BT3, BT4 Pay attention to the placement direction
Capacitor 100nF 1 C1 No Polarity
Desoldering Braid 6" long (2.5mm width) 1 n/a Use to remove solder when correcting mistakes


Stock Code Product Name
DIY-001 Hourglass DIY Solder Kit