PORTER CABLE 20 Volt Max 2 Pack 1.3 Amp Hour; 1.3 Amp Hour Lithium Power Tool Battery (Charger Included) General Black Friaday UL Listed Heat Exchanger Warranty UL Listed Heat Exchanger Warranty Lifetime Part Warranty Lifetime Labor Warranty No Warranty Pack Size 1 Number of Showers 1 3 Water Heater Features Wall Mounted Frequently Asked Questions (FAQ): PB 760LNT is equipped with a tube mounted throttle PORTER CABLE accessory kit includes two 20 volt MAX Li ion batteries so you get the results you want No memory and minimal discharge ensure the battery provides ample runtime on the jobsite Convenient storage bag allows you to keep batteries safe and easily transport them from job to job Ideal for powering tools like cordless saws or drill drivers