It has a side on/off switch and a power indicator that lets you know when you need to charge. The full charging time is 6 hours. It is very comfortable to use and provides perfect grip. It is very reliable and durable and very convenient to use. Now you don’t have to spend money on salons when you have this Gemei Gm 736 trimmer just some easy steps away. Hurry up get this great trimmer now and be confident wherever you go.