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juanma0717
| Reference | Value | Description |
|---|---|---|
| Q1 | Q_NPN_EBC | NPN transistor, emitter/base/collector |
| U1 | WeMos_S2_mini | 32-bit microcontroller module with WiFi |
| U2 | mh-cd42 | |
| BT1 | Battery | Multiple-cell battery |
| BZ1 | Buzzer | Buzzer, polarized |
| DS1 | 4311 | |
| R1 | MFR-25FBF52-1K | |
| S1-S6 | TL59NF160Q |