Views: 1 Author: Site Editor Publish Time: 2020-12-02 Origin: Site
There are many types of electric shavers, and their rated voltage, rated power, transmission mechanism, structural principle, and price are quite different. When purchasing, you should adjust measures to local conditions and according to each person's economic situation and specific requirements, and refer to the following points:
1. If there is no AC power source, or the user often goes out to carry the user, it is generally appropriate to choose an electric shaver driven by a dry battery.
2. If you have AC power and often use it in a fixed place, it is best to choose an AC power or rechargeable electric shaver.
3. If you want to adapt to various occasions, you should choose a multi-purpose electric shaver of alternating current, charging, and dry battery type.
4. For those with sparse, thin beard, smooth skin and shorter shave, you can choose a vibrating reciprocating electric shaver or a general rotary electric shaver. For beards with thick and hard beards, you can choose a rectangular slit outer knife electric shaver, a circular slit outer knife electric shaver, or a three-head rotary electric shaver. However, this type of electric shaver is complicated in structure and expensive.
5. The battery used in the rechargeable electric shaver is preferably a cylindrical sealed nickel-copper battery, and it is required to be convenient to charge, safe and reliable, and has a long service life. The dry batteries used in dry-cell electric shavers are preferably alkaline-manganese batteries or manganese dry batteries, and they require convenient battery replacement, good contact, and long service life.
6. When using, there should be no obvious vibration, and the action should be brisk.
7, the shape is beautiful and light, the parts are complete, the assembly is good, the assembly and disassembly of the accessories are convenient and reliable.
8. The blade of an electric razor should be sharp. Its sharpness is generally judged by human feeling. It is mainly no pain to the skin, safe cutting, no pulling irritation, short hair remaining after shaving, and no obvious feeling when wiped by hand. The outer knife slides smoothly on the skin.
9. It is easy to clean after use. Hair: Dandruff should not enter the electric shaver easily.
10. It should be equipped with a cover for storing and protecting the blade, or a structure that can retract the blade or the whole.
11. Good insulation performance, safe and reliable, and there should be no leakage.
12. The sound of no-load operation of the electric shaver should be small, uniform and stable, and there should be no noise with fluctuations in severity.
