Features1Sine Wave Controller: With self learning function, suitable for matching for Hall or non Hall brushless motors. It is applicable to 36V 1000W 36V 750W 48V 1000W 48V 750W motors, with or without Hall sensors. 2Metal Housing: The controller housing is made of metal with a grooved design, which protects the internal circuitry from thermal overload due to its nice heat dissipation. 3Lightweight Panel: The panel is made of ABS material, which is lightweight, rugged and well made, with toughness and waterproof performance, providing better protection for the internal circuitry and making it more durable. 4Use Scenario: Our lithium battery conversion kit can be used to DIY electric bikes, electric scooters, folding bikes, etc.; it can meet the modification needs of different models. 5Easy to Maintain: Our lithium battery conversion kits are easy to maintain and also greatly enhance the fun of riding for riders who like a challenge.SpecificationItem Type:ElectricBike Conversion KitWeight: 788g/27.8ozMaterial: Aluminum alloy and ABS plasticController Voltage: DC24V 36V 48VCurrent: 301APackage List1 x Controller1 x Panel1 x PanelManual1 xThumbThrottle1 x 1 to 2WaterproofCable1x PowerSensor1xPowerAssistedMagneticCoil1 x Instructions