DEWALT 40-Volt MAX 7.5 Ah Lithium-Ion Battery Pack

The 40-Volt MAX 7.5 Ah premium battery is the system's largest capacity battery. This battery provides 300-Watt hours of energy (87% more capacity than the 4.0 Ah battery) to deliverer maximum runtime. All DEWALT 40-Volt MAX batteries are compatible with DEWALT 40-Volt MAX Outdoor Power Equipment.