Fiche Technique Haylou LS02 band Intelligent Watch Smart Watch P68 waterproof daily use xiaomi ÉLECTRONIQUE NUMBER UNE 20-day longevity . 30-day standby. Wrist-optical heart rate . 24-hour heart rate monitoring. 12 sport modes lntelligence helps with sports. IP68 waterproof Unrestricted daily use. Breathable silicone strap Comfortable and breathable for a…