Shielding Effectiveness: 30DB Shielding the band: 10MHZ-3000MHZ For the crowd: mainly, such as computers, copiers, electronic medical equipment, staff transferred electron emission, power generation and distribution systems, radio, television, telecommunications, communications, radar, navigation, stock exchange work with computers for more frequent staff . Electromagnetic radiation: 1. computers, televisions, stereos, microwave ovens, refrigerators and other household appliances …… 2. phones, fax machines, microwave communications and other communications equipment. 3. The high-voltage wires, motors, electrical equipment. 4. aircraft, power rail, room, power industry and other equipment. 5. radio and television transmission towers, paging transmitter station. Radar systems. 6. electronic medical equipment, stock exchange, banking, telecommunications, computer ticketing, satellite ground stations, command and control centers. Scope Long working life in the crowd than the close area of strong radiation, electromagnetic radiation should consider wearing protective clothing. To reduce the radiation dose received, including people listed below: A large, computing and operating personnel, the small computer; 2, computer software design, programming, entry personnel; 3, professional computer users include: finance, accounting, savings, securities salesperson, cashier business, computer graphic design personnel, such as advertising design, construction, machinery, art, design, animation, and secretarial (typed copy); 4, radio, television, communication, navigation, radar transmitter room near field staff; 5, metallurgy, electronics, chemical, paper, timber, food and food processing industries using high-frequency and microwave equipment operators smelting, welding, heating, venting, sputtering, dry, pesticides, disinfection processes; 6, long-term operation uses radio frequency and microwave and other medical equipment personnel; 7, specifically to microwave snack sales staff; 8, electronic equipment and instruments of production in the commissioning personnel; 9, power generation and high-voltage power transmission station staff; 10, the staff of military electronic equipment experiment station area; 11, often long 13, has heart and kidney defects of mobile phone users;; time Internet users; 12, anti-static, explosion-proof 14 staff members in the vicinity of radio, television, communication stations immunocompromised people live; 15 pregnant women.
Because monitor, environmental and light impacts, color and photos will be a little different, the actual object as a standard, Photos for reference . About feekback Customer evaluation is very important to us, please give us five-star evaluation, if there is any dissatisfaction, you can contact us to solve the problem, give you a satisfactory answer. Thank you for your kind . About shipping We have a fast and economic way to transport, if you need, please use the fast delivery method, the parcel will be delivered in 5-10 days, but the shipping costs will be more expensive, need to increase some costs, if you do not want to spend a lot of money on the freight, please Use the economic transport, but the time will be slower, about 20-40 days,very remote place, it takes about 40-70 days.So please do not worry, if the end of the Aliexpress delivery days, please contact us to extend the delivery days, please do not arbitrarily give us a dispute, because we are not courier companies, can not control the speed of transport, there are any questions you can contact the local express , Or can directly contact us, arbitrarily give us a dispute is rude, and can not solve any problems. About return 1, if the delivery days is coming to end, please contact us to extend the delivery days, please do not arbitrarily give us a dispute, this situation, we do not allow a refund, because the products will arrive at your designated address. 2, if package has any packaging damage, please contact the local courier for compensation. 3, if the package has any quality problems, or description does not match, can not use and other issues, you need to contact us, and then return the products to us, When we receive the return parcel,we will refund to you.