What battery chemistries can CPX-900 test? CPX-900 is capable of testing a range of battery chemistries, including: Flooded AGM Spiral EFB AGM Gel Updated on April 13, 2021 Related Articles Ordering CPX-900 Accessories How to replace CPX-900 clamps How to replace CPX-900 printer How to use the optional barcode scanner? What battery rating units does CPX-900 support?