| No. | Designator | Quantity | Value | Comment |
|---|---|---|---|---|
| 1 | R1,R2,R3,R4 | 4 | 100Ω | |
| 2 | R5,R6 | 2 | 4k7Ω | |
| 3 | C1 | 1 | 10µF | |
| 4 | C2 | 1 | 10nF | |
| 5 | D1 | 1 | SM4007PL | |
| 6 | Q1 | 1 | BSS138 | |
| 7 | U1 | 1 | CH32V003A4M6 | MCU |
| 8 | B1 | 1 | MLT-8530 | Beeper |
| 9 | SW5 | 1 | null | 3 x 6 mm switch |
| 10 | BAT1 | 1 | null | CR2032 |
| No. | Designator | Quantity | Value | Comment |
|---|---|---|---|---|
| 1 | R1,R2,R3,R4 | 4 | 100Ω | |
| 2 | R5,R6 | 2 | 4k7Ω | |
| 3 | C1 | 1 | 10µF | |
| 4 | C2 | 1 | 10nF | |
| 5 | D1 | 1 | SM4007PL | |
| 6 | Q1 | 1 | BSS138 | |
| 7 | U1 | 1 | CH32V003A4M6 | MCU |
| 8 | B1 | 1 | MLT-8530 | Beeper |
| 9 | SW5 | 1 | null | 3 x 6 mm switch |
| 10 | BAT1 | 1 | null | CR2032 |