Hyperion chargers come with the balance board that fits their own battery packs. ProTek RC batteries use XH plugs, which are common among many manufacturers.

This is the balance board you'll need to charge ProTek batteries on your charger:
http://www.amainhobbies.com/product_...-Align-E-Flite

Or you can use this balance board, which is from Hyperion:
http://www.amainhobbies.com/product_...-E-Flite-Venom

I'm guessing that the batteries you need a charge lead for use bullet plugs? In that case, you'll need something like this:
http://www.amainhobbies.com/product_...llet-Connector
(Note: We're currently out of stock on this item but should have more in 2-3 weeks)