BB18

2.4 inch Large screen, with large font display

Speed,Heart Rate,Cadence and Power measurement

Global Positioning with 4 Satellite Systems

Display 29 Types of Data

30 Hours Durable Battery Life

IPX7 rating Waterproof

BB16

BDS + GPS Satellite Positioning

Display Up to 8 Types of Data

20 Hours Durable Battery Life

IPX7 rating Waterproof

Li Battery supports 80h of continuous use

Features 7 Colors of Indicator

Supports ANT+ and Bluetooth protocol

Set Heart Rate Warning and Alarm with Vibration

IP67 rating Waterproof

Full/Dipped beam dual setting headlight

Maximum output 1200 Lumen

German standard anti-glare

4800mAh Battery

Charge with USB-C interface

Aerospace Aluminum Body

IPX6 rating Waterproof