1. Look at the power grid structure

　　The principle of mosquito killing racket is to eliminate mosquitoes and flies by instantaneous discharge of power grid. There are three kinds of power grid structures in the market, namely, single-layer, double-layer and three-layer. Single-layer anti-mosquito racket has been basically eliminated, double-layer and three-layer work effect are similar, but the outer power grid of the three-layer anti-mosquito racket uses galvanized iron mesh, and coated with a protective film, which can prevent the grid from rusting and leakage, and also can prevent the wrong touch of electricity, relatively safe, consumers can choose according to actual needs.

　　2. Look at the appearance and material

　　The good quality mosquito killing racket is usually made of high quality ABS material. Its advantages are good gloss, not easy to deform or break, while the poor quality mosquito killing racket is usually made of recycled plastic. It can be seen that the shell has burrs and the gloss is not high. When used, it is easy to break or deform due to poor toughness. Hand quality is also relatively light, you remember to know the production material of mosquito killer racket when choosing and buying, choose external materials with a certain degree of hardness and thickness, smooth and meticulous seams of high-quality products, in order to ensure service life and effect.

　　3. Look at the power supply mode

　　At present, there are two ways of power supply for mosquito killing racket on the market, one is battery charging, the other is battery charging, and the other is battery changing to ensure the power supply of mosquito killing racket. Charged mosquito killer racket is the mainstream power supply, which can support long-term reuse.

　　4. Pay attention to labels

　　When buying mosquito killing racket, we should pay attention to the label, carefully check the origin of mosquito killing racket, the name of the manufacturer (trademark), the integrity of the instructions, and check the implementation standard number of mosquito killing racket. It is suggested that consumers buy brand products. The quality of large brands is often guaranteed, after-sales service is better, production technology is mature, and price positioning is reasonable.