I bought a fitbit and the band broke what do i do

Please provide us the details so we can help you. You may also want to use google.

make model replacement band (or strap)



https://www.google.com/search?q=fitbit+versa+replacement+strap



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Yes, a Fitbit Charge 2 band can be replaced. There is a small lever on the underside of the band near the watch that allows you to pull the band off when pulled. Replacement bands can be bought online or in stores. Be sure to buy bands for Fitbit Charge 2 only.

Which model?
You can get replacements here:

Fitbit Store Buy Surge Charge HR Charge Flex One Zip Aria

yes , you can by direct from Fitbit or you can by aftermarket from online retailers such as Amazon.

I assume you're referring to a FitBit. Either way, if the strap failed after a week I'd say you have every right to return it to the retailer and get your money back or a replacement.

Fitbit Store: Buy Surge, Charge HR, Charge, Flex, One, Zip ...

https://www.fitbit.com/store

FitbitBuy Fitbit devices and accessories at our official online store for free shipping on $50+, 45-day money back guarantee and 1 ... Interchangeable Bands ... Fitbit Charge HR™. HEART RATE + FITNESS WRISTBAND .... United States (change).

Fitbit Charge HR Review: This Is The One You Want

gizmodo.com/fitbit-charge-hr-review-the-king-of-fitness-tracke...

GizmodoFeb 4, 2015 - The Charge HR, on the other hand, has a standard watch strap with a closure that ... Well, most fitness trackers out there are really just glorifiedpedometers. ... With the HRM, I took my pulse (or had a friend take it) and then check the display. ... Fitbit claims the Charge HR will last "up to five days" on a fully ...

Fitbit Charge HR Fitness Wireless Activity Wristband Review