Features: High-performance 32-bit MCU supports overvoltage, overcurrent, overheating, and undervoltage protection. Supports fixed speed cruise, braking energy recovery, and adjustable speed limit. Controller allows switching between sport and comfort modes. Firmware updates, parameter settings, and status monitoring can be performed via mobile app. Equipped with a double closed-loop system for quiet operation and smooth secondary acceleration. Includes front and rear lights for improved nighttime visibility and safety. Specifications: Material: Aluminum + ABS + PCB Board Voltage: 36V Current: 16A Maximum Speed: 30KM/H Beginner Speed Limit: 15KM/H Maximum Climbing Angle: less than 15 degrees Maximum Drive Motor Torque: 35NM × 2 Maximum Drive Motor Power: 350W × 2 Peak Instantaneous Power: 2000W Package Dimensions: 150 × 150 × 50mm (5.9 × 5.9 × 2.0in) Package Weight: 380g (13.4oz) Package Contents: 1 × Controller Board 1 × Digital Display Board 1 × Panel Cover 1 × Front Light 1 × Rear Light 1 × Communication Cable 1 × Throttle 1 × User Manual