AFUNTA Charger Compatible Fitbit Alta, Replacement Charger for Fitbit Alta Fitness Tracker with Reset Button(3ft) Afunta Replacement Charger for Fitbit Alta Fitness Tracker - with RESET BUTTON. Afunta is the only authorized seller on amazon. Replacement charger for your Fitbit Alta. Fitbit Alta No More "Dead" again. You can charge it at home, in office, in car or on travel. Make your Fitbit Alta charging become more convenient. Power Protection Inside (PTC) : Keep your Fitbit Alta safe from over-current or over-charging when connected it power source. The replacement charger WITH RESET BUTTON function just like the original cable. you can reboot your Fitbit Alta when it works abnormally. Package includes: 1 x charger (Fitbit Alta is not included). NOTICE: Only fit for The Fitbit Alta, not fit for any other models.