pr8 smart watch men ip68 waterproof 1.3' full round touch screen smartwatch real-time heart rate blood pressure monitor

ppr8 smart watch 1.3 full round touch screen smartwatch ip68 waterproof real-time heart rate blood pressure monitor specificaitons main control chip: hs6620d bluetooth: ble 4.0 screen size: 1.3 inch resolution: 240 * 240 operation method:touch function button battery: 200mah standby time: about 5-7 days standby time: about 30 days charging time: about 2 hours waterproof rating: ip68 compatible system: android 4.4 and above, ios 8.4 and above smart reminder:sedentary reminder, cal...