Retail Packing Palm Treo Tungsten T5, Tungsten E2, LifeDrive, TX, Treo 650, Treo 700w, Treo 700p Retractable Car Cigarette Lighter Adapter with IC Chip Vehicle Lighter Adaptor. (12~24v DC) Plug never heats or overcharges the battery. Short circuit protection. LED charging indication. Can Charge Ni-Mh, Ni-cd and Li-Ion Battery. Intelligent IC chip inside recognizes a full battery and automatically switch to a saver.