Tested 30 batteries, many of which have stopped working. The reader shows these batteries as nearly at the top of the "Good” scale. Also, it would be a novel idea if the battery types were labeled on the tester.
5-Pack EBL 9V Rechargeable Lithium Ion Batteries With 600MAh Capacity And 5-Bay Charger For Smoke Alarm Detectors - 2A Input
34 Review
EBL AA Rechargeable Batteries 4 Pack + Individual Cell 🔌 916 Battery Charger - Combo Deal for Rechargeable AA/AAA Ni-MH/Ni-CD Batteries
35 Review
LCD Battery Tester For Universal Battery Types - AA, AAA, C, D, 9V, CR2032, CR123A, CR2, CRV3, 2CR5, CRP2, 1.5V/3V Button Cells With Included AAA Battery
29 Review
EBL Rechargeable AA Batteries 2300mAh - Long Lasting Battery (8 Counts) + Charger for AA AAA Batteries
47 Review