new smart wristband bracelet fashion waterproof design health monitoring intelligent reminder sleep analysis information storagecolor screen

product description: 1. this product only supports ios and android. 2. the product users are children, adults and the elderly. 3. basic functions: motion recording, motion mode, message push, information storage, heart rate monitoring, sleep monitoring, oxygen saturation measurement, satch, full-word library language, color screen display, tricolor lamp respiratory effect 4.support languages: english, russian, spanish, portuguese, japanese, hindi, french, german, italian.