Fitbit Charge 4 Advanced Activity Tracker FB417 GPS Heart Rate Retail Transmitter docks in the Receiver

Transmitter docks in the Receiver for convenient storage as a single item when tester is not is use

Ten-step LED bar graphs shows signal strength

An additional cable with an integrated smart remote and microphone is included for easy management of tracks and calls

the tool provides an indication showing how close an event is to causing an AFCI to trip

Fitbit Charge 4 Advanced Activity Tracker FB417 GPS Heart Rate Retail Transmitter docks in the Receiver. 4in l x 0. 9in w x 0. 5in h, Backlit OLED display, GPS, Optical heart rate monitor 24 7 heart rate tracking, NFC, 3 axis accelerometer Get call and calendar alerts, send text notifications and quick replies. Automatic sleep tracking and silent alarms on your wrist Battery life up to 7 days, or up to 5 hours with continuous GPS use. Water resistant to 50 meters. Syncs with Mac OS X 12. 2 and up, iPhone 5S and later, iPad 5 gen. and later, Android 7.