High-concerned chemical : None<br>SIM Card Slot : NO<br>Voice assistant built-in : No<br>Bluetooth-compatible Version : 5.0<br>Metrics measured : Heart Rate Monitor,Other,Blood Oxygen Monitor,Sleep Monitor,Blood Pressure Monitor<br>Activity Tracked : Other,Steps Tracker,Distance Tracker,Calorie Tracker,Activity Tracker<br>Touch Screen : Yes<br>Category : Smart Watches<br>Screen Material : TFT<br>Model : K57<br>APP Download Available : Yes<br>Battery Detachable : Yes<br>Movement Type : Electronic<br>Style : Fashion<br>Application Age Group : Adult<br>Screen Shape : SQUARE<br>Case Material : Alloy<br>Band Material : Silica Gel<br>Waterproof Grade : Life Waterproof<br>SIM Card Available : No<br>Mechanism : No<br>Multiple Dials : Yes<br>GPS : No<br>Network Mode : None<br>Battery Capacity : 300-450mah<br>Rear Camera : None<br>ROM : <128MB<br>System : Android Wear<br>Type : On Wrist<br>Compatibility : All Compatible<br>Language : English,Russian,Spanish,Polish,Portuguese,Turkish,Italian,French,German,Korean,Japanese,Ukrainian,Hebrew,Dutch,Arabic,Indonesian,Greek<br>Function : Passometer,fitness tracker,sleep tracker,Message Reminder,Answer Call,Dial Call,REMOTE CONTROL,Push Message,24 hour instruction,Chronograph,Alarm Clock,Power Reserve,Month,Heart Rate Tracker,Interactive Music,Calendar,Countdown,Calculators<br>Brand Name : GEJIAN<br>Battery Life : 3 days<br>Display Size : 1.96inch<br>RAM : <128MB<br>Battery Capacity(mAh) : 300-450mah<br>Resolution : 320*386<br>Origin : Mainland China<br>Band Detachable : Yes<br>WIFI : No<br>Display Type : Analog-digital<br>