1.Suitable for NI-MH/NI-CD 2/4pcs AA/AAA battery
2.Detected by -I?V, 0I?V, +I?V for fully charge control with auto power cut-off function
3. Over-heat & Over-charge protection
4.Detection of non-rechargeable cell
5.Will not start charging process if +/- polarity is reversed
6.When charging, different batteries can be mixed either in sizes or in capacities
7.Individual LED displays charging status
8.Available accessories: Car kit & USB connector
9.Stable, accurate, efficient and safe