The COOSPO HW706 heart rate monitor accurately measures your heart rate, maximizing the effectiveness of your training. Retail Price: ¥4,888 - Brand: COOSPO - Model: HW706 - Included: User manual, arm band (new) - Color: Black Condition: No issues with operation or connection. Usage Period: 6 months I am selling this because I purchased a chest strap heart rate monitor and no longer use this one. Thank you for looking.