Make every day smarter and slimmer with the Volkano Linea Series Ultra-Slim AMOLED smartwatch. The expansive 1.93" AMOLED (368x448) display delivers rich colour and deep contrast, so calls, messages and fitness stats are easy to see at a glance. With Bluetooth calling plus a built-in speaker and rotary digital crown, staying connected and in control feels effortless-no need to pick up your phone.Linea keeps wellness front and centre with all-day heart rate, SpO? (blood oxygen), sleep and stress tracking, along with cycle tracking for more personalised insights (not a medical device). Choose from 120+ sport modes to log everything from running and cycling to cricket and yoga, while IP68 water and dust resistance handles sweat, rain and everyday splashes.Customise your look with 5 + 1 editable watch faces, Always-On Display (6 styles) and DIY designs via the Oplayer Smart Life app (Android 8.0+ / iOS 12+). A 240 mAh battery powers up to 5 days of normal use (up to 20 days standby) and recharges in about 2 hours with the pogo-pin charger. Finished in durable ABS plastic, Linea is the slim smartwatch that doesn't compromise on features.