Huawei’s sub-brand Honor has launched two new fitness tracking bands, Honor Band 4 and Honor Band 4 Running Edition in China. In terms of design, the Band 4 looks quite similar to its predecessor Band 3. These fitness trackers will go on sale starting September 20.The wearable has an AMOLED display, tracks your heartrate, is water resistant down to 50 meters, and is advertised as having a 14-day battery life with normal use. It's also the first Huawei Band to come with a color screen.