For the battery-operated wall mounted lighted makeup mirror, the most common materials used are metal and plastic. Keep in mind that each material has its own pros and cons. Hence, you'd want to choose a material that is more helpful in your situation.
Metal - The metal battery-operated wall mounted lighted makeup mirror may come in the form of aluminum or stainless steel. The great thing about these types of metal is their resistance to rust. It's a property that you'd want as such fixture is typically placed in an environment in which water and moisture are present. Metal has the advantage of being very durable. Thus, it's an excellent option if you want to maximize the value of your money. It also provides a more stable support for the mirror. On the downside, the upfront cost of a metal wall-mounted mirror is higher compared to plastic.
Plastic - The plastic battery-operated wall mounted lighted makeup mirror has the advantage of having a cheaper material. Hence, if you are on a tight budget, plastic is an excellent choice. Plastic is also easier to color. Thus, you'll likely find more color variations with this type of material. Although plastic does not rust, it's not as durable when compared to metal.