Specification: 
Brand: Xiaomi Amazfit 
Bluetooth Version: Bluetooth 4.0 
Waterproof: Yes 
IP rating: IP68
 
Functions:
Bluetooth calling: Phone call reminder 
Messaging: Message reminder 
Health tracker: Heart rate monitor,Sleep monitor
Operating mode: Press button
Type of battery: Lithium-ion polymer battery 
Battery Capacity: 190mAh
People: Female table,Male table
Shape of the dial: Rectangle 
Case material: Polycarbonate 
Band material: Silicone
Product size (L x W x H): 19.5*3.5*0.8cm  
Package size (L x W x H): 5*5*5cm 
Product weight: 0.0320 kg 
Package weight: 0.2070 kg
 
Main Features:
Sleep monitoring:
Carefully monitor your sleep quality
Heart rate monitor:
Considerate monitor contact designed on the behind of the watch, take care of your health anytime and anywhere
Bluetooth 4.0:
Connected with mobile phone App, stable, fast and super low consumption
1.28 inch with 2.5D Corning Gorilla Glass screen
Best suitable screen size with high definition picture displaying gives you great experience
 
Package Contents: 
1 x Smartwatch 
1 x Charging Cable