College GPS: GPS questions Daquan
| re, a clerk said with a smile simply not heard of GPS will be excessive radiation. GPS is also not mentioned in product specification product radiation frequency standards. Not only business is not clear, the customer is unheard of on this topic. Reporter interviewed the customers, no one knows half of the GPS was found to excessive radiation, was also told reporters: "This thing has not a phone, how could it have Radiation?"
Second problem: the battery may have security implications. Reporter also found a number of currently available GPS, but the battery is no uniform production standards, the manufacturers of the product standards for their own state, there are many GPS marked Japan, the U.S. manufacturing standards, is very confusing. China 3C GPS is not mandatory testing of products, and not included in the production license management, industry standards are more missing. Is the trade association or business standards, but there is no unified national standard. St SEG car manager told reporters that the current GPS basically lithium batteries, lithium batteries cost a good 40 yuan, 10 yuan poor lithium battery as long as some manufacturers to save money, they use poor lithium batteries. "GPS is usually installed in the front, easy to occur due to the engine of the aging lines. Summer under the hot sun exposure, GPS working environment temperature is higher, if the battery quality is not good, a great possibility of explosion." Question three: the time difference signal, or locate bias. Wang Jun, mentioned above, the owner told reporters that when he proposed to implement the service providers do not promise, resulting in their failure to recover the vehicle shall indemnify the other party, the service provider's response is, GPS system is to reduce vehicle theft risks, and signals sent and received time difference, positioning be biased, this is normal, they should not bear the liability. Lawyer: buy GPS have to look at the agreement D |
Last data update: 10.12.2011