This Battery Powered Grass/ Hedge Shears Set from Grizzly has a powerful 7.2V Lithium Ion battery that gives you a running time of 40-50 minutes (approx.) after a charging time of 3.5 hours. It is compact & light, making it ideal for long periods of work during shaping & lawn cutting. It offers the user tool free blade changes & has a handy 180 degree rotating cutting head. There is a telescopic handle that gives you height & angle adjustment as well as having attachable castors for easy movement.