A Main Hobbies have announced a new line of ProTek R/C brand LiPo hard case power battery packs, with true 50C constant discharge rate. These packs include bullet connectors for charging and balancing, or a balance charge lead with a Deans style T-plug installed. The balance adapter included is an Align/E-Flite style XH balance connector. Built using a hard plastic case that is required for use at ROAR sanctioned tracks and events, the packs are available in multiple configurations from 1S for 1/12th scale pan cars to large 4S packs for 1/8th electric off-road buggies and truggies. Also released was a ProTek R/C brand LiFe battery packs for the Kyosho Mini-Z vehicles, with true 15C constant discharge rate.