Brand Name: Jelly comb 

Mechanism: Yes 

SIM Card Available: No 

System: Android OS 

GPS: No 

Type: On Wrist 

Compatibility: All Compatible 

ROM: <128MB 

Function: Passometer 

Function: Fitness Tracker 

Function: Sleep Tracker 

Function: Message Reminder 

Function: Call Reminder 

Function: Heart Rate Tracker 

Rear Camera: None 

Language: English 

Language: Russian 

Language: POLISH 

Language: Turkish 

Language: Italian 

Language: French 

Language: German 

Language: Korean 

Language: Japanese 

RAM: 512mb 

Waterproof Grade: Life Waterproof 

Multiple Dials: No 

Battery Capacity: 120-180mAh 

Network Mode: None 

Style: SPORT 

Movement Type: Electronic 

Screen Shape: SQUARE 

Resolution: 128*96 

APP Download Available: No 

Case Material: Plastic 

Display Size: 0.96 inch 

Band Material: Rubber 

Application Age Group: Adult 

Band Detachable: Yes 

Model Number: E58 

Waterproof: IP67 Life Waterproof 

Color: 5 colors,Black,Blue,White,Pink,Red 

Feature 1: Heart rate monitoring 

Feature 2: Blood pressure monitoring 

Feature 3: Blood oxygen monitoring 

Feature 4: step, distance, calorie counting 

Feature 5: Sleep monitoring 

Feature 6: Message Push Reminder 

Feature 7: Mobile phone searching