Rockbros R1 Bike Computer Gps Wireless Speedometer Ipx7 600mah Battery 2

Accurate gps positioning: dual gps & bds modes provide precise worldwide location data for enhanced navigation. Bluetooth app connection: easily configure via onebiker app, with a 2.3-Inch screen displaying essential cycling data. Automatic backlight: smart backlight adjusts based on sunrise sunset, reducing glare and improving visibility. Long battery life: built-in 600mah battery offers 18 hours of continuous use fully charge before first use. Ipx7 waterproof: protects against rain, but avoid prolonged submersion for maximum longevity.

Accurate gps positioning: dual gps & bds modes provide precise worldwide location data for enhanced navigation. Bluetooth app connection: easily configure via onebiker app, with