The Kobalt 24V Cordless Battery String Trimmer & Leaf Blower Combo Kit includes a string trimmer with a 4.5-inch blade length, operated by a 24V battery with a 45-minute battery life. The brushless engine provides 75 dB of noise level, making it a quiet and efficient tool for yard and garden maintenance. The package also includes a cutting guard, making it easy to adjust and use for various trimming needs. With a cordless design and straight shaft, this versatile tool from Kobalt is perfect for keeping your outdoor spaces well-groomed.