1. Look at the appearance Water heater brand lighting brand switch socket interior decoration electrical style decoration decoration style High Quality Padlock,High Quality Padlock,Rectangular Padlock Cabinet Locks Co., Ltd. , http://www.nspadlocks.com
The style and color of the switch should match the overall style of the room. For example, if the overall color of the interior decoration is light, then black, brown, and other dark switches should not be used. 2. Look at the hand feel good quality switches are mostly made of high-grade materials such as bulletproof rubber, fire performance, moisture resistance, anti-impact performance, etc. are high, the surface is smooth, you should consider the feel of your own touch when buying, with the initial determination of feel Switch the material and ask the dealer. In general, products whose surface is not smooth and which have a thin, brittle feel are unreliable. The panel of a good switch socket requires no air bubbles, scratches, or smudges. The touch of the switch is light but not tight, and the socket of the socket needs to be equipped with a protective door. The plug must be plugged and unplugged to a certain degree of force and cannot be inserted on one foot. 3. Look at the weight of a single switch when looking at the purchase switch. Because only the copper thickness inside the switch, the weight of a single switch will be large, and the inside of the copper is the most critical part of the switch, if the alloy or thin copper will not have the same weight and quality. 4. Look at the brand and encourage everyone to use well-known brands. Because the quality of the switch is related to the normal use of electrical appliances, and even the convenience of living. Many dealers in the interview have expressed the same view, that is, many small manufacturers switch or socket is not reliable, it simply does not take long, and often change is obviously very troublesome; but most well-known brands will be to consumers Make effective commitments, such as "available 15 years", "guarantee 12 years of service life", "can be continuously switched 10,000 times" and so on. 5. See the service as far as possible to the regular factory designated store or point of sale to purchase, and ask for a shopping invoice, so as to ensure that you can enjoy the future after-sales service. 6. Look at the logo to pay attention to the logo on the base of the switch and socket: including Great Wall Certification (ccee), rated current and voltage. 7. Look at the packaging product packaging surface should have a clear manufacturer address phone, there are instructions and certification.