◆A brand name: It does not have to remove the verge of hand-washing and the face-wash of the everyday life by a design of the amount of practical IP67 waterproofing IP67 dust proofing waterproofing which is indispensable to a family greatest in the brightness adjustment incoming telephone Japanese application iphone&Android correspondence of the available screen for smart pedometer IP67 waterproofing longest consecutive seven days. I cope with sweat, rain, spray. I can wear smart for the swimming. The USB plug that it is waterproofing, but it prevent it from being too long and embeds : It can be easily charged from built-in USB charge, and the bracelet does not need other charge cables and I take off a strap and am connected to the Universal Serial Bus port and charge it. It is usable for charge for seven days in two hours. I wear a design, the of the ergonomics mark and durability and am comfortable. receipt notice It is the smart which the function informing the receipt, the check of a telephone and the email included. I will tell you about the notices such as telephone, Line, SMS, Twitter, Facebook, Instagram by vibration and lighting. The environment where is hard to use and the to exercise for as attach it to a wrist when is busy, do not overlook important communication. It is easily heartbeat measurement by a wrist I expose the hemoglobin in the body to light in Sensor in the backside and read the pulse by a difference of the flow quantity. I can record various information including a heart rate at rest and the best minimum heart rate of the past as well as a heartbeat number. The safety of the product, it is purchasability in peace This smart is elegant for you! Our aim is to make you happy. I was particular about quality and pulled chonggzhi than the act that sold the expenses such as advertisement costs or sales promotion costs at a high price on a price and provided the product which was as possible a low price, high mass. In addition, you can purchase it in peace as you offer 12-month after-sale service. Please order it whatever you want if you have any questions.