Riversong ACT HR - 0.87-inch

Highlights: OLED 0.87-inch screen: View your health data on a bright and clear OLED 0.87-inch screen, lightweight and comfortable, no feeling to wear, you even feel that it is not in your hand, it is suitable for your every activity. Call reminder: When there is an incoming call, the tracker will vibrate and the call will be displayed on the screen. Sedentary alert: Set reminders for inactive time periods. Alarm reminder: When you set the time you get up, the tracker will remind you to wake up by shaking. SNS Alerts: Receive notifications from other apps (Facebook, WhatsApp, LinkedIn, Instagram, and Twitter) on your tracker screen. SMS reminder: Enable this feature to read incoming text messages on the tracker screen. Remote camera shooting: On-screen operation allows remote control of shooting. Wrist feel: When you turn your wrist, the screen will automatically light up.Also you could turn off this function by APP Product Specifications: System requirements: Android 4.4 and above, iOS 8.0 and above Bluetooth version: BLE 4.0 Battery: 50mAh/ USB Charging Charging time: 2 hours Standby time: 7 days Working time: 4-5 days Band Materials: TPU Buckle: stainless steel Screen: OLED/0.87 inch Induction: Touch buttons Waterproof level: IP 65 APP: "RS Act" APP in google play and app store Sensor: 3D Gravitational acceleration sensor BOSCH BMA223.