Here is another WIFi testing tool that you can wear on your wrist to use anywhere. The AURSINC WiFi Deauther Watch features an ESP8266 development board. It has a 800mAh battery to last up to 10 hours. It also has an OLED display with a 3-way slide switch.
This WiFi attack, control, and test tool comes with short, over charging, over discharging, and temperature protection.
[where to get it]