Tend your garden with the cordless convenience of LawnMaster grass trimmers. This cordless grass trimmer features a powerful 18V motor and lithium ion battery to slice away unruly blades and craft your garden into a masterpiece. Cutting blade with a 10-inch diameter makes trimming easy. Instead of traditional string, this trimmer uses TrimFast blades for strength and durability, and includes 10 which can be stored onboard the device. Lithium ion battery offers approximately 35 minutes of runtime, power indicator light, and quick 1-hour charger. Retractable guide helps you cut straight lines. Three-position pivoting head gives you options for edging, and adjustable assist handle is comfortable to hold. Comfortable soft grip handle and lightweight design is ideal for outdoor usage. This electric trimmer provides a green, clean and efficient alternative to gas-powered grass trimmers.