b2 smart bracelet red

B2 Fitness Tracker smart bracelet

Function:

Built-in 180 mAh battery, charging time approx. 2 hours, use time approx.
7 days.
Push support (Caller, SMS Messenger, application news: QQ / Facebook /
Twitter / Wechat, etc.)
-Supports heart rate / blood pressure / blood oxygen measurement (This function
is for reference only and may not be used for medical data.)
EdPedomometer (Workout step, calorie consumption, mileage record.)
MultiSupports multi sport mode.

Specifications:

Mode: B2
Length: 249 mm / 7.47 ''
Color: black and red, black and green, black and blue
Material: for ABS (acrylonitrile butadiene styrene) + PC (polycarbonate) case,
eco-friendly rubber for the wrist strap
Display: 1.3 '' TFT screen
Peration Operation: One button
OwerPower: USB charging
Battery: 180mAh
Charging time: 2-3 hours
Useful time: 5-7 days

Standby time: 12-30 days
Waterproof class: IP67
EaHeart Rate Monitor: Support
Pressure gauge: support
Blood oxygen measurement: support
Sleep Monitor: Support

Pedometer: Support
Call or Message Reminder: Support
Note: Facebook, Twitter, Wechat, WhatsApp, etc. support
Alert type: Vibration
NFC function only works on certain phones!

Package contents:

1 x smart watch
1 x USB charging cable
1 x user manual