Feature:This kit is designed for SMD soldering practice only.No need manual, put the right element to the right position as follow.Battery: 3*AA battery (package does not includes)Soldering Note:SMD components are relatively small, please note that do not lose, light-emitting diodes, diodes, chips have direction, pay attention!The LED green dot for the negative, you can use a multimeter diode lights light-emitting diodes, red pen for the positive, the black end of the diode is negative.When using power supply must pay attention to the power supply positive is connected +, negative connected -, the supply voltage is 5V.Package includes:
Test photos, for reference only!
| Parameter | Number | Quantity | Parameter | Number | Quantity |
| 100-510Ω/0805 | R1-R50 | 50 | 0603 resistance | PR1-5 | 5 |
| 4.7-10KΩ/0805 | R51-R60 | 10 | NE555 | U1 | 1 |
| 10-20KΩ/0603 | R61-R70 | 10 | CD4017 | U2 | 1 |
| 0.1uF/0805 | C1-C10 | 10 | Circuit board | -- | 1 |
| 1N4148/1206 | D1-D10 | 10 | Manual | Chinese only | 1 |
| S8050/SOT-23 | Q1-Q10 | 10 | 0402 | -- | 10 |
| LED/0805 | L1-L10 | 10 | QFP44 IC | -- | 2 |