Bluetooth Push: Support (Caller, SMS Messenger, app news reminders) 
Heart Rate Detection: Support (Second-generation dynamic heart rate monitoring, all-day monitoring of your  heartbeat) 
Pedometer: Support (Exercise step, calorie consumption, movement mileage record) 
Sleep Monitoring: Support 
Call alert: Support 
Bluetooth Features and Versions: 4.0 
Vibrating Motor:Support 
Waterproof: IP68 Waterproof (waterproof in 10 meter water) 

Specifications: 
Model: NO.1 Smartband F1 
Platform: German Dialog DA14580 (the world's lowest power ring chip) 
Product Modeling: Smartband 
Touchscreen: Capacitive touchscreen 
Standby time:About 100 days 
Battery Removal: 230mAh built-in battery 
Strap: Environmental Silicone Strap 
Charger: Strong Magnetic Charging Interface 
Green Products: CE Recognition Qualified 
Main Screen: 0.91 inch OLED display 
Product size: approx. 42.5*21*10.5mm/1.67*0.82*0.41'' 
Net weight: approx. 30g 
Color: Black, Orange, Blue