I found this light small Switronix travel charger for the L96 battery that charges via the D-Tap connector.
Switronix PB70C PowerBase Charger PB70C B&H Photo Video (http://www.bhphotovideo.com/bnh/controller/home?O=WishList.jsp&A=details&Q=&sku=729800&is=REG)

Anyone know if it will charge Swit 8U62 batteries?

A little more digging and I found that Swit also has a D-Tap travel charger.
S-3010B Portable Charger for Battery with D-tap (http://www.swit.us/spoch.html)