... and designed, strong function of the chip, build-in, Open Circuit Protection, Short Circuit Protection, Under-Voltage ... and Flashing Light Protection.8.It can work in gear under bad situationFreight ways and cost-----We ... have DHL, UPS, FEDEX, EMS, China post air and sea freight, air freight for your ... order, your city name/seaport/airport and post code in your enquiries to save your time and ours ...