The X2 with Charger is a microprocessor-based battery charger manufactured by Xtar. It can charge Li-Ion, Ni-Cd, and Ni-MH batteries with a maximum output of 2A. It utilizes a sophisticated algorithm to detect and monitor the battery's charge status, helping it to charge the battery safely and efficiently. It also offers a wide selection of charging modes, including constant-current/constant-voltage, trickle charge, and zero-volts activation. The charger is also designed with safety features, such as over charging and short circuit protection.