This is an addon board for the Zero multitool, providing Wifi functionality in a uniquily compact and covert formfactor. All kits are delivered with a 3D printed case using black PETG. What makes it special: It comes in a unique "backpack" formfactor, hugging the snugly, fitting neatly in your pocket during operation. It also has a Micro-SD card slot to save captures or whatever else you can come up with. Other than that it behaves like the FlipperZero wifi debugger module and all guides fitting that board also apply to this kit. Note: This product does not include for Zero Depending on the batch, the appearance of the electronic components on the board may be different from the picture, but the functions are the same and do not affect use. version & Type: A-Built-in antenna version, with Wifi antenna Material: PCB+electronic components+PETG colour: Black Package Contents: 1 x Wifi Backpack - ESP32 Kit 1 x 3D printed case Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.