bluetooth fitness tracker waterproof heart rate blood pressure monitor running outdoor sports smart watch for ios android loluka smart watch specification:<br> screen: 1.22 inch ips screen<br> appearance material: metal shell + silicone band<br> bluetooth version: ble 4.0<br> chip: h6620d<br> battery: 150mah<br> motor: built in, vibratng reminder<br> waterproof level: ip67<br> sensor: g-sensor<br> system: android system 4.4 version or above; ios system 8.0 version or above; support bluetooth with 4.2 version<br> support language: chinese, japanese, english, french, german, italian, spanish, russia, portugese, korean, arabic, vietnam<br> main features: 24 hours continue heart rate detection, blood pressure test,<br> accurate sleep detection, time / clock display, step, calories, weather,distance, sleeping, <br> camera, switch on/off display, sleep monitoring (sleep time, sleep quality, stay up late), <br> call reminders, sms reminder, qq reminder, wechat and other app reminder. find the <br> bracelet, alarm clock / sedentary reminder, one-key measure of heart rate, blood pressure <br> remote control camera (shake to take pictures) <br> attention:<br> 1. please full charged at the first use. don't charge in condition of water stains. <br> 2.this product is an electronic monitoring product, which is not used as medical treatment. the data is for reference only. <br> 3.don't wear this device when bathing or swimming for a long time. <br> 4.use the matching charging cable for charging. please use 5v 1a adaptor to charge, otherwise it may damage. <br> charging: <br> when the bracelet is not used for a long time, please charge it at least once a month. <br> it can be charged within 120 minutes of each charging time. do not overcharge to avoid battery damage. <br> packing list: 1*smart watch , 1*charging clip, 1*user manual<br>