With built in power supply, the HX-403 is an all in one package at a price that is hard to beat.
Input Voltage - AC 100~240V / DC 10~18V
Current Rate Range - 0~3.0A
Support for Charging - 3s, 4s, 2 x 2s
Support JST-HX 2.5 Connector
Individual cell rate and capacity detection
Automatic cell count identification
Automatic charger and auto cut-off