The RIDGID 18-Volt High Capacity Hyper Lithium-Ion Battery provides all the power needed to take on the job site. With up to six times more run time and over twice the life of standard lithium-ion, this battery will push your tools to the limit. All Hyper Lithium-Ion batteries are built for high performance and protected from overheating, overloading and overcharging through their triple protection electronics design. Their chemistry also allows for maximum performance in temperatures as low as -4 degrees F and up to 120 degrees F, so you can confidently use it year-round.