HD300 1.43 inch AMOLED Screen Dual Straps Sports Smart Watch Supports Blood Oxygen Detection(Black Silicone Strap + Black Steel Strap)

The HD300 is a sports smart watch designed for various sports activities. It supports blood oxygen detection and is suitable for everyday use.

• Product type: Smart Watches
• Material: Silicone and Steel
• Color/Variant: Black
• Main control chip: Zhongke Lanxun AB5691
• Memory: 120Mb
• Screen type: AMOLED
• Screen size: 1.43 inches
• Resolution: 466x466
• Bluetooth version: 5.4
• Battery capacity: 3.8V/400mAh
• Charging method: wireless charging
• Waterproof level: 3ATM
• Charging time: 4h
• Battery life: 7 days
• Charging specification: DC 5V
• Support multiple languages
• Support multiple sports modes
• Monitoring blood pressure, heart rate, blood oxygen
• Sedentary reminder
• Sleep monitoring