KOOLUX vs SWIFT by Promotos Usage & Stats

Travel record: Record information such as distance, time, and speed traveled. Battery status: Display the remaining battery capacity and provide an estimated range for riding; Fault report: Display the fault codes which can be used to identify problems for repair or maintenance purposes; Personalized settings: adjust parameters, such as non-zero start and zero start, kilometers and miles switching, etc. Remote control: Free from worry, quickly switch gears and adjust the speed;