Prolonged use of laptops can cause repetitive pressure harm as a result of their small, flat keyboard and trackpad pointing devices,. Usage of separate, outside ergonomic keyboards and pointing instruments is suggested to evade damage when running for long classes of time; they will also be attached to engineering laptop easily by USB or via engineering docking station. Some fitness standards require ergonomic keyboards at places of work. A laptop’s included display frequently calls for clients to lean over for engineering greater view, that can trigger neck or spinal injuries. A larger and better excellent outside monitor may also be connected to virtually any machine to alleviate this and to deliver extra reveal area for more efficient work. Another answer is to apply engineering laptop stand. M. Mohaddes, A. M. Gole, and S. Elez, “Steady state frequency response of statcom,” IEEE Trans. Power Del.