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WiFi Kit 32 is a classic IoT dev-board designed & produced by Heltec Automation(TM), it’s a highly integrated product based on ESP32 (include Wi-Fi and BLE), Li-Po battery management system, 0.96? OLED is also included. It’s the best choice for smart cities, smart farms, smart home, and IoT makers.
The internal flash of the ESP32 module is organized in a single flash area with pages of 4096 bytes each. The flash starts at address 0x00000, but many areas are reserved for Esp32 IDF SDK and Zerynth VM. There exist two different layouts based on the presence of BLE support.
Note: The device can operate on an external supply of 2.5 to 6 volts. If using more than 6V, the voltage regulator may overheat and damage the device.
| Operating voltage | 3.3V to 7V |
| Operating temperature range | -40°C to +90°C. |
| Data Rate | 150Mbps @ 11n HT40,72Mbps @ 11n HT20,54Mbps @ 11g, 11Mbps @ 11b |
| Transmission power | 19.5 dBm @ 11 b, 16.5 dBm @ 11 g, 15.5 dBm @ 11 n |
| Flash size | 32 MegaByte |
| Dimensions | 50 x 25.4 x 10.3mm |
| Lithium battery interface | 2 pin,1.25mm interface |
