Cat S22 Flip is my main phone. It's perfect, I have access to apps like Lyft and WhatsApp that I essential for work, while still being minimal. : r/dumbphones
New Replacement Battery CAT S60 for Caterpillar CAT S60 APP-12F-F5757I-CGX-111 | eBay
Cat's S61 is an ideal phone for blue-collar workers
Hands on: Cat B15 review | TechRadar
CAT S60 Review: Hardcore To A Fault
I accidentally broke the super-rugged Cat S60 smartphone | Engadget