Features:

Compatibility: Compatible with Android 4.3 or above and ios 7.0 or above; Bluetooth version 4.0Tracking stepsYour private management experts, monitor the daily movement, check the number of steps, helping you to achieve your health goalsIP54 water resistant: Convenient for your daily lifeRegular service life 5 daysAbout 5 days standby timeMood: Your mood housekeeper, always know your moodBlood Pressure Tracker: Intelligent monitoring blood pressure reasonable movement to better healthHeart Rate Monitor: The custom heart rate sensor in L18 Wristband can help gauge your intensity during workouts to improve overall calorie trackingSleep Monitor: Automatic identification of sleep qualityFatigue State Monitor: Real-time monitoring your fatigueBand Materials: Made of rubber, hardness is harder than ordinary rubber but more comfortable to you

Specifications:

Connection mode: Bluetooth 4.0 Battery capacity: 157mAH Standby time: 3~4 days Net weight: 21g Suitable for young and middle aged white collar workers and old people Bracelet length: 247mm Adjustable length: 145mm to 209mm Waterproof grade: IP54 (Don't take a shower or wash clean with suggestions) Suitable for Android 4.3 and above