1.Main Uses: Suitable for 750W motors. You can DIY electric bikes, electric vehicles, electric scooters, folding vehicles, etc. The lithium battery modification greatly improves the riding fun, and is suitable for cyclists who like challenges. 2.Circuits Protection: The controller shell is made of premium metal material with grooved design, it prevents the internal circuit from thermal overload due to good heat dissipation. 3.ABS Meter: The EN06 meter is made of ABS material, which is light, strong and durable, with fine workmanship, good toughness and waterproof performance, providing better protection. 4.Data Record: When riding a bike, the meter will display many useful data on your bike, and it is more intuitive to view it loosely on a large screen. Such as switch buttons, light switches, battery power display and other functions. 5.Rich Content: Including controller, EN06 instrument, accelerator dial, power assist sensor wiring, power assist sensor sheet, headlight, tail light, horn light button, and 4 in 1 cable. These accessories have standard cables for taillights and headlights, so you can buy them with confidence Item Type: Electric Bike Motor Controller Kit Material: ABS, Rubber, Aluminum Alloy, Metal Gross Weight: 866g / 30.5oz Product Size: 120x53x33mm / 4.7x2.1x1.3in Applicable: Applicable to 750W motor, the matching communication protocol is UART (commonly known as No. 2 communication protocol) Controller Rated Voltage: DC 36V 48V Controller Current: 25A Controller Speed Setting: 1.1-4.2V Supercharger: 1:5 Applicable Motor Power: 750W Brake: Input low level Controller Line Definition: 1. Black Single Wire(9pin): Motor 2. Red and Black Single Wire: 2pcs Battery Power 3. Yellow, Black and Brownt Wire (3pin): Power assist sensor 4. Black, White and Red Wire (3pin): Throttle 5. Black and Yellow Wire (2pin): 2pcs Brake 6. Black and Red Wire (2pin): 2pcs Headlight 7. Black and Red Wire (2pin): 2pcs Rearlight 8. Multi Color Wire(5pin): Display 1 x Controller 1 x EN06 Meter (Bracket and Wire Included) 1 x Throttle Dial (Wire Included) 1 x 8C Power Assist Sensor Wiring 1 x 8C Power Assist Sensor Boosting Sheet 1 x Headlight (Wire Included) 1 x Tail Light 1 x Tail Light Wire 1 x Horn Light Button(Wire Included) 1 x 4 in 1 Cable 2 x Manual