Who is this charger for? 1. Someone who wants complete and fine control over the charging and discharging functions. 2. Someone who understands the various types of battery chemistry and knows the importance of charging and discharging them correctly. 3. Someone who wants to program and run the charger from a Windows PC. 4. Someone who has a lot of different size cylindrical batteries of similar, or various, chemistries. 5. Someone who likes to learn something new that can be directly applied to what they are doing. 6. Someone who doesn't mind spending a bit more for a better quality product. 7. Someone who wants to charge IMR, INR and also IFR 10440 size batteries to power their HO Scale locomotives. 8. Someone who wants to charge IFR cylindrical batteries of both nominal voltages and both charge termination voltages.