Nylon Fitness Band Breathable Portable Fitness Tracking Band Adjustable Smart Watch Stretchy Band for Whoop 4.0 Women Men

High-concerned chemical : None Battery Life : 1Day Voice assistant built-in : No Bluetooth-compatible Version : None Metrics measured : Other Activity Tracked : Other Category : Smart Watches Screen Material : LCD Application Age Group : Adult Screen Shape : SQUARE Waterproof Grade : Not waterproof SIM Card Available : No Mechanism : No Multiple Dials : No GPS : No Network Mode : None Rear Camera : None ROM : <128MB System : None Type : wearable Compatibility : All Compatible Language : Arabic Function : Month Brand Name : Shunmaii RAM : 192KB Resolution : / Display Size : / Battery Capacity(mAh) : <120mAh Origin : Mainland China