how to buy the best powerbank?

mobile power bank general design is lightweight, compact, and portable. After fully charged mobile power bank charger, mobile power bank available until power is low directly to your e-products storage. Many mobile power bank are having led glare lighting function, thus greatly convenient for consumers to use in low light conditions down.
    With battery indicator, as well as mobile power bank overcharge, over-discharge protection. These are the advantages of mobile power bank|We read a lot about mobile power bank explosion case, but are in the minority. As long as we correct use of mobile power bank can largely avoid similar accidents.
   1, the purchase of high-profile, big brand authentic licensed. Do not look cheap and take any cheap, because you can not judge the power to move inside what used batteries, maybe a second-hand batteries.
   2, when carried to consider the heat problem, do not cover items or clothing in the surface of mobile power bank, mobile power bank supply if the internal temperature is too high, it will cause a short circuit and so on.
   Overall, the majority of mobile power bank safety issues, as long as we master the correct way to use. Then it will become a mobile power bank backup electricity experts!portable charger XN-508 portable charger XN-510 portable charger XN-220 portable charger XN-221 power bank XN-223 power bank XN-224 power bank XN-111 power bank XN-601 power bank XN-084 power bank XN-100 portable power pack