✍Specification: Item Type: Electric AccessoriesMaterial: Aluminum AlloyProduct Name: Instrument Brake ControllerRated Voltage: 24VRated Power: 250WUndervoltage: 21VAbout Current: 16AController Diameter: About 46.6mm / 1.83inController Length: About 88mm / 3.46in✍Description:P00: Light Brightness Level 1 is the darkest level 3 is the brightest;P01: Mileage Unit 0: KM; 1: MILE;P02: Voltage Level: 24v 36v standard 24v;P03: SlEep Time: 0 - No sleep; other numbers are sleep time range: 1-60; Unit: minute;P04: Wheel Diameter: Unit is inch Accuracy: 0.1;P05: Number of Speed Magnets: Range: 1-100;P06: Speed Limit: Range 100 means unlimited speed;P07: Starting from zero non-zero start setting 0: Zero start; 1: Non-zero start;P08: hard start setting 0: Hard start 1: ;P09: Automatic 0: Cancel function 1: Auto- starts after 7 seconds of acceleration;P10: Use password 0: No password 1: Password required;P11: Password: 00-99;P12: ODO presses the clear setting button for 5 seconds to clear the ODO.✍Package List:1 x 24V 250W LCD Monitor1 x Controller1 x 24 V LCD Monitor