It is Xiaomi ecological chain products ,there is no any Xiaomi LOGO on it,Thanks for your understanding! Product parameters Brand: Baseus Product Name: Best Life Car Wash Water Gun Water gun material: aluminum alloy / ABS + PC Water gun size: 19cm * 14cm * 3.5cm Water gun weight: 217.6g Water pipe material: explosion-proof TPE Water pipe length: 2.5 meters (7.5 meters after water injection) 5 meters (15 meters after water injection) 10 meters (30 meters after water injection) Common Problem 1. Do I need to connect electricity? How to boost pressure? There is no need to connect electricity, and physical pressure is used. Firstly, the water is firstly pressurized in the triple telescopic water pipe, and secondly it reaches the inside of the water gun to achieve the second pressurization. 2. Interface issues Distribution universal connector, suitable for most interfaces on the market. 3.Water gun size description Our water pipe is a triple telescopic water pipe. When using it, the length of the water pipe is tripled (the dimension is the size after the increase).