... than 5 seconds, ( mechanical switch and single micro switch ), while bidirectional micro switch, the LED light flash quickly for 5 ... free customized package3: 1000 sets of according to customer's requirements, the printing of OEM/ODM designated LOGO Others:1: Payment ... Shipment: DHL, EMS, Normal air freight as per customer's requirements. 808d the latest e-cigarette with good quality and low price