The ST1530E line trimmer features a 38cm cutting path with the EGO rapid reload trimmer head. Bump the head on the ground to release the line. It uses dual feed 2.4mm nylon line to cut cleanly through grass and weeds in and around the garden. The brush less motor is designed to last for years with the minimum of maintenance required. The ergonomic design allows for the loop handle to be adjusted to suit the user. The ST1530E can be fitted with any battery from the EGO 56v range from 2.5ah to 10ah. The 2.5Ah battery can power the trimmer for 20 minutes depending on the cutting conditions. The larger the battery Ah the longer running time but the weight of the machine will also increase.