Ruihe V8 Electric mountain bike

• Product Item : V8
• Category： Electric Mountain Bikes
• Battery: 48v, 15AH
• Motor: 250W, or 500W
• Tire: 20 inch*4.0
• Motor Certification: CE ROHS FCC MD DOE CEC GCC UL248 UL2271 EN15194
• Product description：
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