Specification: Product model: 119 Plus smart watch Belt size: 258×34.7×11.3mm Strap material: TPU Display: 1.3 inch LED Motor: integrated vibration reminder Heart rate: can monitor static and dynamic Battery capacity: 180mAh Charging time: about 1-2 hours Standby: Work for about 7 days after each full charge, or standby for about 15 days Wireless distance: 5m~10m