DSTIKE Deauther Watch V2 Wearable ESP8266 Development Board with Wristband

Features:
Deauther Watch is still an ESP8266 development board, but you can wear it like a smartwatch.
This ESP8266 development board comes with a 800mAh battery, OLED display and a 3-way momentary slide switch.
Only 80mA power usage, support up to around 8-10 hours work time.
800mA charge current, with indicate charge LED light (25%, 50%, 75%, 100%).
It comes installed with the latest ESP8266 Deauther software.
With this software, you can perform different attacks to test WiFi networks.
You can also use it to develop your own software.
It is simple to use, just like any other ESP8266 development board.
Included 5dB FPC antenna.
Power Switch (Click to turn on, double click to turn off).
Protects: short, overcharging, over discharging, temperature.
Added extremely accurate DS3231.
Please note that the ESP8266 does only support 2.4GHz.