feature: 1. 1.14 inch HD display. 2, IP68 waterproof rating (wearable watch for a short time swimming). 3, three special belts can be replaced (silicone, leather, Milan steel). 4. Accurately calculate your heart rate (you can pay attention to your physical and mental health throughout the day). 5, female physiological cycle monitoring (at any time concerned about women's health). 6, compatible with 99% of mobile phones on the market. 7, lightweight, beautiful, suitable for women to wear. 8. Support languages from multiple countries (covering languages in more than 150 countries) 9, 140 mAh lithium battery, can stand for a long time, do not worry about frequent charging. 10. Stable APP (H-band) for aerial upgrades. parameter: Product model: AK12 Waterproof rating: IP68 Motherboard specifications Product shape and material: bracelet metal + TPU strap Main chip model: NRF52832 Body storage capacity (ROM + RAM): 64KB + 512KB and add another flash: 64M bytes Display type: IPS Screen resolution: 135 * 240 Screen size: 1.14 inch color screen Touch screen: single touch Acceleration sensor: Yiguang PD70-01C-TR7 Bluetooth version: BT4.0 Battery type: polymer lithium battery Battery capacity: 140mAh Heart Rhythm: Echo PD70-01C-TR7 Heart Rhythm Compatible systems: IOS 9.0 / Android 4.4+
Support features: Facebook / twitter / whatsapp / WeChat / QQ / SMS message push, pedometer, sedentary reminder, sleep monitoring and more.