Features1Good Heat Dissipation: The controller shell is made of high quality metal with groove design. Due to its good heat dissipation function, it can protect the internal circuit and avoid thermal overload. 2LCD4 Display: The LCD4 display has a variety of functions, making it easier for you to view the data on the panel. When riding a bicycle, the product will display many useful data on your bicycle. 3Data Dispaly: Ppower display, battery voltage, backlight display, headlight display, brake display, riding speed, maximum speed, total and one way distance, power assisted sensor sign, 6km/h thrust assist, cruise function, etc. 4Applicable Model: This electric bicycle brushless motor controller is easy to install and use, suitable for 36V/48V 1000W brushless motor electric bicycle lithium battery conversion. 5Package List: The electric bicycle lithium battery conversion kit includes a 30A ordinary connector controller + LCD4 display instrument combination small parts.SpecificationItem Type: Electric Bicycle Controller Display KitMaterial: Aluminum Alloy + PlasticProduct Size: Controller Box: Approx. 171x83x42mm / 6.7x3.3x1.7, Dispaly Line Length: Approx. 180cm / 5.9ftController Connector Type: Ordinary ConnectorController Rated Current: 15AController Maximum Current: 302AController Speed Setting: 1-4.2VController Brake Input: Low LevelApplicable Motor Power: 1000WFunction Description of Display Instrument:Switch button, up button, down button, battery level indicator, throttle mark, 6km/h thrust assist, brake sign, cruise sign, travel distance, total distance, backlight and headlights, powerassistedsensor sign, maximum speed, riding speed (metric system), battery voltage, distance (metric system).Package List1 x Controller1 x LCD4 Dispaly1 xDispalyManual1 x Controller Wiring Manual