2XLG3800mAh Battery Upgrade replacement for iPod Classic 6th 7th Video 5th Thin | eBay
iPod Classic new Battery & 256GB SD Card: still works in 2022! - YouTube
LG 3800mAh Battery Upgrade replacement for iPod Classic 6 6.5 7 Video 5 5.5 Thin | eBay
Amazon.com: MaximalPower™ Replacement Battery for Apple iPod Video/Classic 30GB : Electronics
1 X 3000mah Ssd Hd Upgrade Battery For Ipod 5th Gen Video 30gb Ipod 6th Gen Classic 80gb 120gb 7th Gen 160gb + Repair Tools Kit - Mobile Phone Batteries - AliExpress
Amazon.com: M-Player Compatible with iPod Classic Video 5th gen 256gb Upgraded 2000mAh Battery Transparent : Electronics
iPod classic 160gb modded to 256gb with 2000mah battery and Bluetooth. Just waiting on a 3d printed back. All fits within a thin shell. Very happy with how it's come up. :
Upgrading my iPod Video with a T H I C C 1950mAh battery (and other stuff) - YouTube