Shenzhen Yushengchang Technology Co., Ltd.  

Product Name: Five Colors New Adults Health Smart Waterproof Bluetooth Bracelet with Outdoor Exercise Datas S18 Model NO.: S18 Feature: Bluetooth, Water Resistant Material: Silicone Usage: Communication Display: IPS Waterproof Level: IP67 Blood Pressure Monitor: Support Heart Rate Monitor: Support Blood Oxygen Monitor: Support Multiple Exercise Patterns: Support Outdoor Exercise data: Support Master Chip: H6620d Sensor: Heart Rate Sensor Virbation: Loundspeaker Mute/Virbation Compatible System: Android4.4 and Above, Ios9.0 and Above Heart Rate Chip: Stand by Operating Temperature: -20