Opus BT-C2000-charger-set AC 100-240V Battery Charger Tester Analyzer NiMH NiCd AA AAA C D Cells, Wall Adapter 12 Volt Input Portable Option Easy to read backlit display Flexibility to setup all channels at once, or to program any channel with any function Charge Test Discharge Recondition NiMH and NiCd AA AAA C and D batteries with included C&D adapter Four independent channels can be programmed as group or individually; Batteries are not included Second Generation design Version 2, six thermal monitors, 16 bit Delta-Sigma Analog to Digital Converter Rugged construction with extensive ventilation for the batteries and charging circuits