Indipro B-Stock products may show various signs of use, such as dents or scratches that do not affect product function. All B-Stock items have been quality tested and comes with a 30 day limited warranty. Introducing the Lightweight and portable D-Tap Pro Battery Supercharger (8A, 16.8V) from Indipro Tools. This supercharger can Intelligently identify the performance of battery and administer the best charging state. The charger can automatically adjust the charging current according to the battery capacity to accommodate lithium batteries of different capacitates. It incorporates a built-in temperature-controlled cooling fan. When the internal temperature of charger is detected more than 122?F (50?), the fan dissipates the heat, and the fan stops when the internal temperature is detected less than 113?F (45?). This charger has the protection against the output short circuit. A must for all filmmakers that are ever in need of an emergency charge for lithium-ion batteries.