4 times the run time of 18-Volt nickel-cadmium (P-100) Improves the performance of 18-Volt ONE+ tools up to 35% On-board fuel gauge to check your charge before work begins Holds charge 4 times longer Compatible with all Ryobi 18-Volt ONE+ tools Charge only with 18-Volt ONE+ dual-chemistry chargers 20% lighter weight reduces user fatigue Battery comparison. The item "Ryobi P122 P108 ONE+ 18-Volt High Capacity LITHIUM+ Battery 2-Pack WithFuel Gauge" is in sale since Tuesday, March 15, 2016. This item is in the category "Home & Garden\Tools & Workshop Equipment\Power Tools\Batteries & Chargers". The seller is "irc-dji" and is located in Houston, Texas. This item can be shipped to United States, Canada, Bahamas, Viet nam, Uruguay.