Description
Technical Specifications
| Flash | 4 MB |
| Chip | ESP 32 |
| Wi-Fi and Bluetooth combo chip | TSMC’s 40 nm |
| Operating voltage/Power supply | 3.0 V to 3.6 V |
| Operating current Average | 80 mA |
| Integrated crystal | 40 MHz crystal |
| Bluetooth Protocols | Protocols Bluetooth V 4.2 BR/EDR and Bluetooth LE specification |