Cloth – A piece of cloth is the best tool to use when rubbing up the surface of Trolley

-Cloth – A piece of cloth is the best tool to use when rubbing up the surface of Trolley. Although paper towels or tissues can be used on most hardware as well, using a piece of cloth is still recommended. 

-75% alcohol – You may moisten a piece of cloth a bit with some 75% alcohol and rub it on the surface of trolley. Unknown solvents may be harmful to the precision machining parts such as Robotic Arm and Face Camera. 

-Cotton swabs – Cotton swabs moistened with 75% alcohol are excellent tools for wiping hard to reach areas on the mouse, and surface locations.