WRISTFIT HR2 IP67 Full Fit Color Touch TFT Sports Healthy Wristband Heart Rate Bracelet

Brand and model: INCHOR Chip type Nordic+Bosch+AMS The degree of waterproof IP67 All functions Sports Healthy Heart Rate Bracelet Can push those messages (Whatsapp/Facebook/Twitter) Push Social Information Alerts, SMS Reading, Schedule Alerts Screen type / size / resolution Full-fit color touch TFT/1.06/160x80 Battery Type/Battery Capacity Lithium polymer battery 100mAh Charging time / standby time Charging for 1 hour, standby for 150 hours (about 5-7 days) Number of alarm clocks and reminder (Vibration, Ringtones) Various schedule reminders, vibration plus icon display The lock screen interface has several sets of four different standby interface options "Strap wearable length (from the first pinhole to the last oneThe perimeter of the pinhole/the wearable perimeter of the band)" Bracelet length 250mm Bracelet main product size (length x width x height) 44.8 x 20.3 x 10.8(MM) Product weight 25g Packing size 95.5 x 95.5 x 47.2(MM) Single product full package weight (including accessories) 145g Packing list (type of instruction)  Charging base X1, multilingual manual X1, data line X1, bracelet X1 APP and Instructions Supported Languages Chinese, English, French, Italian, Russian, Japanese Support iOS/Andrioid Version Android 4.3 & IOS8.0 and above Color Green,Black How large is RAM and ROM? RAM: 128MB, ROM: 128MB bluetooth version 4 ,,,,,,,,,,,