Denver SW-164 Bluetooth smartwatch with body temperature, blood oxygen & heartrate sensor Features: Chipset: Realtek 8762C 1.4-inch full touch IPS display + one return button on the side for easy navigation IP68 Dust & Waterproof Multi-Sport Mode (walking, running, cycling, indoor run, hiking & swimming) Built-in HR sensor, monitor your heart rate Built-in high precision body temperature & blood oxygen saturation sensor Monitor your daily activity and sleep Display SMS, emails, calendar events and social media activity Remote shutter and music control of smartphone Fully compatible with iOS & Android Uses DENVER SMART HOME app – Tuya compatible 180mAh battery (up to 5 days usage per charge) Specifications: Smartwatch, Bluetooth, body tempereature & heartrate sensor, Blood oxygen saturation, tracks your steps & sleep, shows caller ID and SMS notification Power USB charger included Battery Built-in rechargeable battery - 180mAh