The Ryobi Brand in the United States is only sold through Home Depot. They have a very large catalog of items that are made to work with the Ryobi 18 volt One+ series of batteries. The 18v One Plus batteries are made in several different models. Nicad, Compact Lithium, Compact Lithium plus, and High Capacity Lithium Plus batteries. The Ryobi name is owned by Techtronic Industries (TTI), a company in Hong Kong that is a major manufacturer of private label tools.
Here is at least a partial list of the 40+ tools that are designed to work with this system.
Ryobi One+ 18-Volt 120 mph Cordless Blower
Model # P2105
Ryobi 18-Volt One+ Cordless Reciprocating Saw (Tool Only)
Model # P514
Ryobi 18-Volt One+ 1/4 in. Impact Driver (Tool Only)
Model # P236
Ryobi 18-Volt JobPlus Base with Multi-tool Attachment (Tool Only)
Model # P340
Ryobi 18-Volt One+ SDS Rotary Hammer Drill
Model # P221
Ryobi 18-Volt One Plus 5-1/2 in. Cordless Circular Saw with Laser (Tool Only)
Model # P506
Ryobi One+ 18-Volt 7-1/4 in. Miter Saw (Tool Only)
Model # P551
Ryobi 18-Volt Impact Wrench (Tool Only)
Model # P260
Ryobi 18-Volt One+ Cordless Orbital Jig Saw
Model # P521
Ryobi 18-Volt ToughTunes Radio/Charger
Model # P745
Ryobi 18-Volt One+ 1/2 in. Cordless Hammer Drill
Model # P212
Ryobi 18-Volt One+ Battery Operated Radio
Model # P741
Ryobi One+ 18-Volt 4-1/2 in. Angle Grinder (Tool Only)
Model # P421
Ryobi 18-Volt One+ Cordless 3/8 in. Right Angle Drill (Tool Only)
Model # P241
Ryobi 18-Volt One+ Hand Planer (Tool Only)
Model # P610
Ryobi 18-Volt One+ Corner Cat Finish Sander (Tool Only)
Model # P400
Ryobi 18-Volt One+ Incandescent Flashlight
Model # P704
Ryobi One+ 18-Volt 1/2 in. Cordless Autoshift Drill (Tool Only)
Model # P250
Ryobi 18-Volt One+ Caulk Gun (Tool Only)
Model # P310
Ryobi 18-Volt One+ Cordless Speed Saw Rotary Cutter (Tool Only)
Model # P530
Ryobi 18-Volt One Plus Cordless Green Inflator
Model # P731
Ryobi One+ 18-Volt Random Orbit Sander (Tool Only)
Model # P410
Ryobi One+ 18-Volt Cordless Pruner-DISCONTINUED
Model # P561
Ryobi 18V ONE+ Tile Saw Console-DISCONTINUED
Model # P580