Check out the Bluetooth Headphone Battery Full Guide on TaoTronics Blog
TaoTronics True Wireless Earbuds, Bluetooth 5.2 Earbuds with Active Noise Cancellation & Ambient Sound Mode, IPX8 Waterproof - Walmart.com
Amazon.com: Replacement Earbud Tips fit TaoTronics Wireless Bluetooth and Wired in-Ear Headphones - Small, Medium and Large - Black and Clear (Smaller Inner Post Hole) : Electronics
Replacing Battery in TaoTraonic TT-BH052 Bluetooth Earbuds' Case : 7 Steps - Instructables
Amazon.com: Replacement Earbud Tips fit TaoTronics Wireless Bluetooth and Wired in-Ear Headphones - Small, Medium and Large - Black and Clear (Smaller Inner Post Hole) : Electronics
Amazon.com: Replacement Earbud Tips fit TaoTronics Wireless Bluetooth and Wired in-Ear Headphones - Small, Medium and Large - Black and Clear (Smaller Inner Post Hole) : Electronics