Tips: 1.The step up cable recommend 5V 2A input and 9V 800mAh output max. Convert Rate: 80%-90%. 2.Each cable inbuilt an intelligent protection IC circuit, please check your input or output devices current or voltage is whether over the cable's limit when you find your device is out of work. Specifications: Product Type: DC-DC Converter 5V to 9V Cable length:1.6 meter Input connector: USB A Male Output connector: DC male jack 5.5*2.1mm Input: 5V 2A (recommend) Output: 9V 800mAh Max Product Weight: 40g Certificate: CE/RoHS/FCC Package: 1*USB A male to DC connector cable 3*replacement connector(5.5*2.5mm,3.5*1.35mm,4.8*1.7mm) 1*waterproof pocket1*Velcro How to judge if the device work with the cable: Please consider following points before ordering: 1)Device current not over 2A. 2)Input power voltage is 5V,output device voltage is 9V. 3)Output DC connector size is 5.5*2.1mm,also we provide you 3 extra connectors,these will suit most of the your device. How to contact us 1.Click on "SAIYU-US" next to "Sold by", then click on "Ask a question" on the right top of page,we will get your message soon. 2.Send us email (saiyuus@hotmail.com) ,we will get your problem and provide you a solution within 24 hours. Thanks for your choice!
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