Watch Band Compatible for Garmin Fit JR3 /Vivofit JR 3 Smart Watch Silicone Replacement Strap - Walmart.com
Amazon.com: Garmin vívofit 4 activity tracker with 1+ year battery life and color display. Small/Medium, Black. 010-01847-00, 0.61 inches : Sports & Outdoors
My vívofit 4 Does Not Power on After Battery Change | Garmin Customer Support