electric tricycle for mail, post man tricycle. 1.motor: 350W 2. battery: 64V 14Ah 3. range: 60km 4. max speed: 30km/h, electric tricycle for mail, post man tricycle.1.motor: 350W2. battery: 64V 14Ah3. range: 60km4. max speed: 30km/h,MODEL: YS-ES-004Motor power: 350WClimbing angle: 20%Torque: 80 NmFront brake: Drum brakeRear brake: Drum brakeSpeed:30Km/H (18.6Mph)Run distance:45-60Km (28-37Miles) ...