Sport Smart Watch - Heart Rate and Waterproof

SIM Card Available: No System: Android OS GPS: No Type: On Wrist Compatibility: All Compatible ROM: <128MB Function: Passometer, Message Reminder, Call Reminder Rear Camera: None Language: English RAM: <128MB Waterproof Grade: Life Waterproof Multiple Dials: Yes Battery Capacity: 120-180mAh Network Mode: None CPU Model: None Style: SPORT Movement Type: Electronic Screen Shape: SQUARE APP Download Available: No Case Material: Plastic CPU Manufacturer: Mediatek Display Size: 1.3inches Band Material: Rubber Application Age Group: Adult Battery Detachable: No Band Detachable: Yes