... , bracelet, card, lanyard, necklace, etc., many styles available for choicePackingmetal case, standard packing, gift package, customized package as customers’ requestsBrand ... can be customized)CertificationCE.FCC AND RoHSAdvantagecompetitive price, different styles for choice, good service & fast shimentPlace Of OriginGuangdong China ( ... way;5. Not to connect it with computer for more than 3 hours.