Features： 1、Heat Dissipation Function: The controller enclosure has a groove design, made of aluminum alloy, with heat dissipation function, can protect the internal circuit, so as to avoid thermal overload 2、Material: The display panel is made of ABS material, which is light, strong and durable, fine workmanship, with toughness and waterproof performance, providing better protection for the internal circuit, making it more durable 3、Main Uses: DIY electric bike, electric bicycle, electric scooter, easy to maintain, lithium electric bike modification greatly improves the fun of riding, suitable for cyclists who like challenges 4、Stable Performance: The controller performance is stable and reliable. With undervoltage protection, overcurrent protection, stall protection and other protection functions, to ensure the use of electric bike and safety 5、Multiple Functions: When riding a bike, it will display the switch button, light switch, battery power display and other functions on your bike, and the display panel can let you know the situation at all times. Gauges are suitable for 22.2mm handlebars and are easy to install and use Specification： Item Type: Scooter Controller Kit Product Material: Aluminum Alloy, ABS Weight: Approx. 893g / 31.5oz Current Limit: 38A Controller Power: 1000W Panel Parameters:  Suitable for Handlebar Installation: 22.2mm Diameter Handlebar Instrument Function Description: Display Function: Speed Display, Power Gear Display, Power Indicator, Fault Prompt, Total Mileage, Single Mileage, Headlight Display Package List： 1 x Scooter Controller 1 x Display Panel 1 x Specification