Features: 1.Upgrade Version: Redesigned the surface and circuit with better performance and appearance, meanwhile it is wrapped by the 3D printed transparent case and Soft silica gel strap, moreover, equiped with upgraded software system, which is easier to operate. 2.Extensible 1 Deauth Detector: Deauther watch now has the buzzer function, which is not seen on the any version of dstike watches before, so that you could flash the deauth detector software in great convenience. 3.Same WiFi Test Tool: Installed with the latest ESP8266 Deauther software, the watch can perform different secure tests for your WiFi networks, and it can be used to develop your own software, it is indeed a ESP8266 development board, easy to operate. 4.Please Note: The wifi deauther watch can only be used for testing and educational purposes on your own device! Please refer to the following instructions for firmware and software download. ESP8266 only supports 2.4GHz. 5.Extensible 2 Improved RTC: Deauther watch can still get the RTC run even when the watch has been turned off for months.specification:Item Type: WiFi Deauther Watch Material: ABS Weight: Approx. 114g / 4.0oz Authentication Attack: Disconnect 2.4G WiFi Deauth Beacon: Create a Fake Network Deauther Detector: Confusion WiFi Tracking Packet Monitor: Display WiFi Traffic GOIOS and Hardware Information: Display: SH1106 1.3 Inch Organic Light Emitting Diode Display SDA: GPIO 5 Display SCL/SCK: GPIO 4 WS2812b LED: GPIO 15 Button Up: GPIO 12 Button Pressed: GPIO 13 Button selection: GPIO 14 Side Button: RST Built in Polymer Lithium Battery: 500mAhPackageList:1 x Watch1 x Manual1 x Charging Cable