[Size] 4.5cm * 4.5cm*1.5cm. Package including: 1 pcs and whitout battery. Due to the light and screen setting difference, the item's color may be slightly different from the pictures.

• light and fashion style, also carry a separate use
• Multifunctional wired bicycle speedometer, includes all vital functions for novices and pros alike.
• Easy installation, no tools required.
• Ideal accessory for bicycle training.
• Durable .

light and fashion style, also carry a separate useChen Han