Check the listing for details. ONE+ HP 18V Brushless Cordless 15 in. String Trimmer & 130 MPH 510 CFM Leaf. Condition: Used. Listed at 194.99 USD. The RYOBI 18V ONE+ HP Brushless 2-Tool Combo Kit includes the 18V ONE+ HP Brushless 15" String Trimmer, 18V ONE+ HP Brushless 510 CFM Blower, 18V 4Ah Battery, & 18V Charger. RYOBI 18V ONE+ HP Technology delivers more power, runtime, durability & speed utilizing brushless motors, advanced electronics & HIGH PERFORMANCE lithium technology. The 15" String Trimmer is a true gas replacement delivering more power than a 21cc gas trimmer. Achieve over 40 minutes of runtime using a 4Ah battery. Save money, time, & space with attachment capability & transform your trimmer into a variety of tools with RYOBI EXPAND-IT. As part of the Whisper Series, it's 89% quieter than gas. An integrated sliding guard lets you to adjust the cut swath between 13"-15" to easily optimize for runtime or performance. Th.