This bluetooth Smart Band is made of TPU, 0.96 TFT color screen with 80 x160 resolution. NORDIC 52832 ultra-low power consumption, super long standby for 30 days! Exercise Heart Rate Guidance can continuously track and display the real-time heart rate interval of your current exercise mode, so that you can get better fitness effect of GPS track: When outdoors, display your current track/pace/speed and other indicators, need to cooperate with APP to use this function! Your logo is highly welcome.