HQRP 2-Pack Replacement Battery Works with PDA-168LI Sandisk Sansa E200 / E250 / E250R MP3 Player with Tool + Universal Screen Protector - Walmart.com
Found this gem at the flea market. Sansa E200 series. Excellent condition, came with all the accessories. Paid $15. Works with a 128gb formatted as FAT32. : r/rockbox
Sandisk Sansa E200 v2 Series Audible User Guide - Audible.com