HK21 Bluetooth Smartwatch with AMOLED Screen, Heart Rate Monitor, Blood Oxygen Level, Voice Calling, and Waterproof Design for Outdoor Sports

Brand Name: Fittingood
Category: Smart Watches
System: Android Wear
Function: fitness tracker
Function: sleep tracker
Function: Call Reminder
Function: Answer Call
Function: Dial Call
Function: REMOTE CONTROL
Function: Heart Rate Tracker
Function: Oxymeter
RAM: >2GB
SIM Card Available: No
Type: On Wrist
Voice assistant built-in: No
Language: English
Metrics measured: Heart Rate Monitor
Metrics measured: Blood Oxygen Monitor
Bluetooth-compatible Version: 5.2
GPS: No
Multiple Dials: No
Battery Capacity: 220-300mah
Mechanism: No
Origin: Mainland China
Compatibility: All Compatible
ROM: <128MB
Activity Tracked: Steps Tracker
Activity Tracked: Activity Tracker
Waterproof Grade: Professional Waterproof
Weight[g]: 45
Certification: CE
Application Age Group: female
Band Detachable: Yes