The Hitec X2 AC PRO Edition AC/DC LIPO RC Multi-Charger Dual Port is a high-quality charger designed for LiPo batteries in RC vehicles. With its dual port design, users can charge multiple batteries simultaneously. This charger also features a balance charging capability, ensuring proper charging and maintenance for optimal performance. The Hi-Tec brand guarantees reliability and efficiency in charging. Has built in soldering iron . Never used !