SKIL PWRCore 12 Volt Lithium-Ion 4.0 Ah Tool Battery

PWRCore batteries contain an innovative temperature management system that results in both longer run time and extended battery life. Each cell is surrounded by revolutionary phase change materials to keep the battery cool. Green LED (light emitting diode) fuel gauge displays battery capacity with afterglow. Mobile charging output 5V 1.0 A. Pair with any SKIL PWRCore product.