Huawei Band 4 - Souvneir

1. Printing position: LOGO and slogan can be partially printed
2. Applicable introduction: schools, offices, government departments, small events, daily, trade fairs
Advertising promotion, anniversary celebration, business gift, opening ceremony, awards commemorative, public relations planning
3. Purpose function: USB direct plug charging, heart health research, 9 exercise modes, blood oxygen saturation detection
scientific sleep detection, 24-hour heart rate detection