Description
	Tracks Steps, Exercise, and Calories Wrist-Based Heart Rate Data Sleep Monitoring Smart Vibration Alarm Amex Contactless Payments Battery Lasts Up to 7 Days The Jawbone UP4 is a comprehensive, fully-integrated activity tracker that monitors and facilitates in-depth analysis of your activity, sleep, and heart rate patterns. This wrist-worn device is equipped with four sensors: an accelerometer and three separate bioimpedance sensors designed to measure your resting heart rate, respiration, and galvanic skin response. In addition to its health- and sleep-tracking functions, the UP4 is equipped with a smart vibration alarm and can be used for American Express contactless payments in participating stores and venues. The UP4 is designed to be splash-resistant, so you can wear it in the rain or shower but not the pool or other bodies of water. The UP4's reachargeable battery is designed to last up to 7 days on a full charge and can be charged via the included USB cable. Activity Tracking The UP4 tracks your steps, exercise, and overall calories burned throughout the day. Knowing is the first step to get more active and stay motivated. Advanced Sleep The UP4 tracker uses sensors to automatically track your sleep stages: Wake, REM, Light, and Deep. Food Logging Log your meals and track calories with the UP barcode scanner, restaurant menu search, and food database. Heart Health There's more to your heart health than beats per minute. The UP4's advanced bioimpedance sensors are able to automatically track your Resting Heart Rate and Passive Heart Rate to give you a more complete picture of your heart health. Amex Payments Link your UP4 tracker to an eligible American Express Card for payments from your wrist.


	Specification
	Compatibility iOS 8.0 or later Android 4.3 or later Bluetooth Standard Bluetooth LE (Smart) Materials Strap: Medical-grade hypoallergenic TPU rubber Casing: Anodized aluminum with less than 0.5% nickel Water Resistant Yes; splash-proof Battery Type Rechargeable lithium-ion polymer Battery Power 38 mAh Battery Life Up to 7 days Charge Time 100 minutes Sizing Fits wrist sizes ranging 5.5-7.5" / 140-190 mm Dimensions 8.66 x 0.48 x 0.12-0.37" / 220 x 12.2 x 3.0-9.3 mm Weight 0.06 lb / 29 g Package Weight 0.25 lb Box Dimensions (LxWxH) 4.8 x 4.8 x 2.2"


	Shipping & Return Policy
	Thanks for shopping at our shop If you are not entirely satisfied with your purchased, we're here to help Return You have 14 Days to return an item from the date you received it. To be eligible for a return, your item must be unused or unsealed the package and in the same condition that you received it. The item must be in original packaging Refunds Once we receive your item, we will inspect it and notify you that we have received your returned item. We will immediately notify you on the status of your refund after inspecting the item. Shipping and TAX All item will be ship out within 1 business Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer's responsibility. Please check with your country's customs office to determine what these additional costs will be prior to bidding or buying.