All versions of Zibiphasic :Polyphasic Sleep Cycle -Huawei,Letsfit

ver1.5.3 Multi language ver1.5.2 Added communication by BLE with Huawei - testing Huawei Band 4 Added communication with a sports band - testing ID130, checking ID115. Tracks sleep, steps, calories burned, heart rate. New weight and calories index in user profile Probably communication with the rest of the Letsfit family products (ID131, ID132, ID151, ID152, ID205, ID215). Up to three watches can be connected and switched manually - still no synchronous data.