New Delhi, Oct. 13 -- Google has put a screen back on its Fitbit tracker line. The Fitbit Edge, announced on October 12 and priced from $179.99, is a slim tracker with an OLED display, built-in GPS and a battery that Google says lasts up to seven days, according to Google's announcement and launch coverage from Wired and 9to5Google.

The tracker fills a gap in Google's own range. In May the company launched the Fitbit Air, a screenless band, and the Edge sits between that device and the Pixel Watch. Tech Advisor describes it as the successor to the Charge 6, and CNBC-TV18 reports that Google is phasing out the Charge line to concentrate on newer devices.

On hardware, Wired says the Edge borrows smarts from the Pixel Watch and, unusually ...