I5 Smart Bracelet 1.33inch Screen Wristband Sleep Heart Rate Monitor Bracelet Bluetooth Fitness Tracker for Android/iOS - Black

• 1.3inch 240*240 screen 

• More Accurate Health Tracker: Built-in latest optical sensors and health chip, 24 hours tracking heart rate, blood pressure and blood oxygen levels, intelligent sleep monitoring, upload the real time data to phone app accurately and keep you healthy

• IP67 Waterproof: Strict IP67 waterproof rating of the smart bracelet, which can be used for washing your hands, swimming. Download and install "WearFit 1.0" app, compatible smartphones with iOS 8.4 or higher, Android 4.4 or higher

• Sleep monitor: it monitors your sleep quality through measurement of duration for deep sleep, non-REM sleep and waking condition

• Sedentary and drinking remind: when you are sitting for a longer time than the preset duration, the watch would remind you with vibration or a ring that it's time for exercise and drinking

• Alarm remind: setting the alarm clock on the phone, the watch will remind you with vibration

• Remote camera: control your smartphone to take phones on your wrist

• Call/message remind: when a call or message is coming, the bracelet will light and vibrate to remind you

Specification:

• Material: PC + zinc alloy electroplated 

• Strap material: TPU

• CPU: Hs6620D

• Heart rate: SC7R30

• RAM: SRAM: 128kb

• SFlash: Flash: 1M

• Sensor: G-sensor: 3-axis

• Vibration: motor: cylinder motor 

• Bluetooth: built-in BT antenna 

• Charger interface: power supply: contact 

• Button: touch: single-point 

• Screen size: 1.3 inch

• Screen resolution: 240*240 

• Bluetooth: Bluetooth 4.0

• Waterproof level: IP67 

• Type of battery: 501726 lithium polymer battery

• Battery capacity: 170mAh

• Charging time: 2 hours

• Bracelet band size: 260x20x2.3mm 

• Body size: 41x34x10mm 

• Charging: Charging clip; voltage: 5V

• Touch screen: Full screen touch

• APP: WearFit 1.0

• Supported system: Android 4.4 and above; iOS 8.4 and above 

• Function: Heart rate/blood pressure/blood oxygen/training mode/message prompt/music control/weather/sedentary reminder, charging remind, update notification, incoming caller ID, alarm, language matching and more