It's Electric! This trimmer, with a 4.0AMP, 9000 RPM motor , handles a variety of trimming and edging jobs. A 4-position tilting head allows for the correct cutting angle. The telescoping shaft combined with the tilting head makes the tirmmer ideal for cutting, trimming and edging in hard-to-reach areas. The Adjustable Position Assist Handle provides comfort and cotnrol. The cord retainer keeps the extension cord attached. The rotating shaft allows the user to twist and edge.