Energizer Ultimate Lithium Batteries 9V 2 Packs, LOT OF 4 PACKS. Brand new and sealed, with FREE PRIORITY SHIPPING!! The Energizer Ultimate Lithium Batteries in 9V 2-Pack size are high-quality and long-lasting power sources for various electronic devices. With an expiration date of at least 2033 and a voltage of 9V, these lithium batteries provide reliable performance for a wide range of applications. Made in the United States, these batteries are ideal for use in consumer electronics and other devices requiring consistent power supply. The lot of 4 packs gives you 8 total batteries and ensures that you have an ample supply of batteries to keep your devices powered up for an extended period of time.