Makita GRU01M1 40V max XGT® Brushless Cordless 15" String Trimmer Kit (4.0Ah)Makita GRU01M1 XGT Outdoor Power Equipment delivers gas like performance demanded by professional landscapers. The 40V max XGT Brushless 15 String Trimmer Kit (GRU01M1) delivers the power needed to get the job done. With zero emissions, lower noise and maximum versatility, the power head provides a cordless solution for heavy trimming applications. A variable speed trigger controls cutting speed with three speed options (3,500, 5,300, 6,500 RPM),