Included Accessories: 20 inch cycle lithium refit front drive kit contains 48V 1000W front drive motor wheel, 30A controller, LCD-S866 meter, 130X shifter, D12 assist sensor, a pair of power off brake handle, controller bag and manual. Aluminum Alloy Wheel Ring: Brushless wheel hub DC motor adopts aluminum alloy wheel ring and is processed by fine technology, which effectively enhances the edge of the wheel ring. It is light, high end and generous, has strong bearing capacity, and is far more comfortable than other types of motor, so as to realize noiseless operating and let you fully enjoy the fun of riding. Manufacturing Material: The controller housing is made of high quality metal with grooves designed to protect the internal circuitry from thermal overload due to good heat dissipation. LCD meter adopts high quality ABS material, light, rain proof, sturdy and durable. Multifunction LCD-S866 Meter: LCD-S866 display meter has a variety of functions, LCD backlight display, can clearly display the status and data; When riding a cycle, the product will display many useful data on your cycle, such as power display, speed display, power indicator, fault indication, total mileage, single mileage, current speed, average speed, maximum speed, gear display, etc. Wide Applicability: 48V 1000W front drive 20 inch motor wheel kit fits for cycle mountain cycle lithium refit front drive electric cycle, DIY electric cycle, electric cycle, electric scooter, folding bikes, etc. Easy to maintain, electric bikes, mountain bikes conversion motor, high efficiency, greatly improve the fun of riding, suitable for cyclists like challenges. Item Type: Electric cycle Front Drive Motor Wheel Kit Weight: Approx. 9450g / 333.3oz Material: Stainless Steel + Aluminum Alloy + ABS Plastic Product Size: Controller Box Size: Approx. 148 x 83 x 42mm / 5.8 x 3.3 x 1.7in Meter: Approx. 80 x 48mm / 3.1 x 1.9in Motor Wheel Type: Front Drive Motor Wheel Motor Rated Voltage: 48V Motor Rated Power: 1000W Motor Speed: About 35-45km/h Motor Speed: 325-331 RPM Motor Torsion N. M: 57.5-59 N. M Motor Shift Size (mm): Approx. 100mm / 3.9in Motor Matching Controller Current: 30A Motor Ring: P25D Motor Torsion Arm: M 14 Applicable Motor Brake Disc: Approx. 160mm / 6.3in Motor Brake Type: Universal V Brake, Disc Brake Motor Wheel Position: Front Wheel Motor Structure: DC Motor Motor Magnet Height: 30H Number Of Magnetic Steel Poles Of Motor: 46 Motor Operating Temperature: -20? – 45? Controller Rated Voltage: 36V DC 48V DC Maximum Controller Current: 30A Controller Speed Setting: 1-4.2V Controller Brake Input: Low Level BOOSTER: 1:5 Connector Types: Ordinary SM Connector. Controller Line Color Definition: 1. Yellow, Green And Blue Single Big Head Wire: Motor Phase Line 2. Red, White, Black, Blue, Green And Yellow Double Row Six Wire Port: Motor Hall Line 3. Red And Black Single Big Head: Power Cord 4. Red, Blue, Black, Green And Yellow Single Row Five Wire Port: Meter Wire (5PIN) 5. Black And Yellow Line (2pcs) : Power Off Brake Handle Line 6. Red, Black And White Line: Throttle Shifter Line (3PIN) 7. Brown, Black And Yellow Line: PAS Assist Sensor Line (3PIN) 8. Black And Red Wire (2pcs): Headlight Wire. LCD-S866 Meter Working Voltage: DC 24V, 36V, 48V, 60V Compatible (Meter Selection Settings) LCD S866 Meter Function Description: 1. Display Function: Speed Display, Power Indicator, Fault Indicator, Total Mileage, Single Mileage 2. Control Setting Functions: Power Switch Control, Wheel Diameter Setting, Idle Auto Sleep Time Setting, Backlight Brightness Setting, Start Mode Setting, Drive Mode Setting, Voltage Level Setting, Controller Limit Value Setting 3. Communication Protocol: UART Display All Contents Of The Screen (Display All Contents For 1s After Startup) 3.1 Display Of Battery Quantity And BMS Remaining Quantity 3.2 Multi Function Display Area: Total Mileage ODO, Single Mileage TRIP (Unit: Mile, Km), Single Startup Time, Battery Voltage VOL, DST Battery Life 3.3 Speed Display Area AVG: Average Speed, MAX: Maximum Speed, SPEED: Current Speed, Unit: Mp/H Km/H The Speed Signal Is Taken From The Hall Signal In The Motor And Sent To The Instrument By The Controller. (Time Of A Single Hall Cycle, Unit: 1MS) The Instrument Will Calculate The True Speed Based On The Wheel Diameter And Signal Data (The Amount Of Magnetic Steel Required By The Motor Hall) 3.4 Vehicle Power Gear Adjustment, 0-9 Digital Display And Bar Display. 1 x Motor Wheel. 1 x Meter Manual. 2 x Power Off Brake Handle. 1 x Throttle Shifter. 1 x D12 Assist Sensor Wiring. 1 x D12 Assist Sensor Power Chip. 1 x D12 Power Sensor Ring. 1 x Controller Bag. Note that the communication protocols are consistent. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding. We will reply your message within 48 hours. If you do not receive our reply within 48 hours, pls. Post a message again because sometimes our message system may block some emails. If you are satisfied with our service, pls. Our aim is to provide Level Customer Service, your recognition will encourage us greatly and serve you better. We strive to keep all our customers satisfy. We will do our up most to exceed your expectations in customer service, communication and dispatching of your orders.