QN-012BC : Smart Charger for 7.4v Li-Polymer & Lithium ION battery packs. Plugs into 110-120VAC Wall Outlet. Includes JST charge connector adapter. Charges 7.4v packs at approx 600mA rate/hr. Buttonless operation; has LED indicators for "charging" and "done" status. Contains high-grade smart-detect IC system for Li-Poly/Li-ION chemistries. Plugs into 110-120VAC @ 60hz.