Model: ck68Item No.: ck68Screen size: 1.54 inchesInterface: USB 2.0Screen Material: Shell: Aluminum Alloy Strap: SiliconeWearing style: wrist strapCommunication function: not supportedMenu language: Multi-countryAdditional features: audio-visual entertainment, step counting, monitoring, social entertainment, smart reminders, remote control selfies, health monitoring, information pushWireless distance: 5m (inclusive) -10m (inclusive)Battery capacity: 200ma/hOperation mode: touch + buttonWristband material: siliconeProduct weight: 70g (g)Strap style: sportyStrap size: M/L (suitable for 150-200 mm wrist circumference)Function: Smart reminder