This is an IntelliPeak AC/DC Twin Pulse Charger for charging 6/7-cell Nickel Cadmium (NiCd) and Nickel Metal Hydride (NiMH) Battery Packs. Peak charges two sub-C size battery packs, or one sub-C and transmitter pack, at the same time. Features Advanced "fuzzy logic" peak detector with auto-cutoff Built-in "Artificial Intelligence" to eliminate false peaks AC or DC input for home of field use 3.5A rate for 6/7-cell sub-C packs, or 1A rate for 8-cell transmitter batteries 100ma tickle charge for sub-C s. 50 ma trickle charge for transmitter batteries Two multi-function high-intensity LEDs for easy setup Fused overload, thermal, and reverse-polarity protection - 250V/3A 5x20mm fuse Cooling fan comes on when there is a load on the charger s output DOES NOT DISCHARGE OR CYCLE This is convenient for models which operate from two batteries simultaneously, or for modelers who use multiple packs on a regular basis. Comes with standard Tamiya-style connectors on both leads. An adaptor cord is included for charging Futaba transmitter batteries through the transmitter jack and only the left-side (Peak Charger 1) charger. Comes with 1-Year warranty directly through Hobby Service at Email hobbyservices@hobbico.com Web www.duratrax.com