Features1Application: The kit is suitable for 24V 36V 48V 500W 750W motor, which can be used for modification of electric bike, electric scooter, etc. and replacement of damaged parts, you can modify and use it according to your own conditions. 2Complete Kit: This lithium battery retrofit kit for electric bike includes 26A 3 modes controller, SW900 panel, 8 power assisted magnetic point, 130X thumb throttle, power off sensor and controller storage bag, which can be used alone or in combination. 33 Modes: The 26A 3 modes controller supports sine wave, with hall mode and without hall mode. It adopts aluminum alloy shell, with slot design and good heat dissipation performance. 4Data Display: The SW900 panel shell is made of ABS material, and the display screen interface is clear, providing you with a variety of vehicle control and digital display functions of vehicle status, which can display the riding speed, riding mileage, power assisted gear, power indicator, fault coding prompt, headlight display, motor running power, etc., which is convenient for reading data while riding, and the buttons are quick to operate and convenient to use. 5Easy to Install: The electric bike retrofit kit is easy to install and use, the LCD meter and 130X thumb throttle are suitable for 22.2mm handlebars.SpecificationItem Type: Electric Bike Controller Panel KitGross Weight: 986g / 34.8ozController Parameters:Controller Material: Aluminum AlloyCurrent: 261AVoltage: DC 24V 36V 48VSpeed Setting: 1.1-4.2VBrake Input: low levelApplicable Motor: 500W 750WPanel Parameters:Material: ABS, AcrylicApplicable Handlebar Installation: 22.2mm diameter handlebarVoltage: 24V 36V 48V 60V 72VInstrument Function Description: display function: speed display, power assisted gear display, power indicator, fault prompt, total mileage, single mileage, headlight displayPackage List1 x 26A 3 Modes Controller1 x Controller Wiring Diagram1 x SW900 Panel1 x Panel Instruction1 x Boost Sensor Connecting Wire1 x Boost Sensor Boost Pad1 x 130X Thumb Throttle2 x Power Off Sensor1 x Double Sided Adhesive1 x Controller Storage Bag2 x Power Off Sensor Magnet