20V IQV20 Series Lithium-Ion Battery The IQV20 Series high-power extended life 20-volt lithium-ion battery delivers a high-charge capacity with low internal impedance for maximum power delivery and run-time. Complete with an intelligent Battery Management System (BMS), the IQV20 battery provides power-level and current control from the battery to the switch to the motor. Delivers high charge capacity with low internal impedance for maximum power delivery and exceptional run time. Provides power-level and current control from the battery to the switch to the motor. Provides visual charge level of battery power. 1 Year Tool, Battery & Charger Replacement, 2 Year High-Capacity Battery Replacement, 3 Year Limited Warranty on Chargers BL2010