Teardown of a DeWalt DW9118 7.2V – 14.4V Battery Charger, with Macro & Die Shots of Components « Adafruit Industries – Makers, hackers, artists, designers and engineers!
Lilocaja DC9310 18V XRP Battery Charger Replacement for Dewalt 18V Battery Charger DW9116 Compatible with Dewalt 7.2V-18V XRP NiCD/NiMH Battery DC9098 DC9096 DC9091 DW9072(Not for Any Li-ion Battery) - Amazon.com
Fixing a 18v DeWalt Battery Charger - YouTube
DEWALT DW9116 7.2-Volt to 18-Volt Pod Style 1 Hour Battery Charger - Cordless Tool Battery Chargers - Amazon.com