SPECIFICATIONS

APP Download Available: Yes

Activity Tracked: other,Steps Tracker,Distance Tracker,Calorie Tracker,Activity Tracker

Application Age Group: ADULT

Band Detachable: Yes

Band Material: Silica GEL

Battery Capacity(mAh): 220-300mah

Battery Detachable: Yes

Battery Life: 3 days,5

Bluetooth-compatible Version: 5.3

Brand Name: GEJIAN

CPU Manufacturer: MediaTek

Case Material: Alloy

Category: Smart Watches

Certification: CE

Choice: yes

Compatibility: All Compatible

Display Size: 2.01

Function: Passometer,fitness tracker,sleep tracker,Message Reminder,Call Reminder,Answer Call,Dial Call,Alarm Clock,World Time,Power Reserve,Heart Rate Tracker,Calendar,Calculators

GPS: Yes

Hign-concerned Chemical: None

Language: English,Russian,Spanish,POLISH, Portuguese,Turkish,French,german,Korean,japanese,HEBREW,Arabic,Indonesian

Mechanism: No

Metrics measured: Heart Rate Monitor,Blood Oxygen Monitor,Sleep Monitor,Blood Pressure Monitor

Model: HK21

Movement Type: Electronic

Multiple Dials: Yes

Network Mode: None

Origin: Mainland China

RAM: 128MB

ROM: 128MB

Rear Camera: None

Resolution: 240*296

SIM Card Available: No

SIM Card Slot: no

Screen Material: TFT

Screen Shape: SQUARE

Style: fashion

System: Android Wear,Android OS,IOS

Touch Screen: YES

Type: On Wrist

Voice assistant built-in: YES

WIFI: No

Waterproof Grade: Life Waterproof

semi_Choice: yes