The RYOBI CANADA 40V Li-Ion 4 Ah High Capacity Battery is a must-have for your power tool collection. With fresh expiration dates, this Lithium-Ion (Li-Ion) battery technology provides long-lasting power to your tools. It has a high capacity of 4 Ah, giving you extended run time, so you can focus on your work without worrying about recharging frequently. This black battery is compatible with various RYOBI tools and has a voltage of 40 V, making it a powerful addition to your collection. This unit comes with a 1-month manufacturer warranty and is made in China. Get your hands on this reliable and efficient battery today to take your power tools to the next level.