Features:brand .USB Step Up Converter Cable is NOT Suitable for High Current Equipment,and our cable can not use to charge battery.USB to 6V cable can replace 4x AA AAA 1.5V battery and more 6V devices less than 6WUSB to 9V cable can replace 9V 6F22 battery,Suitable for Multimeter and more 9V devices.USB to 12V cable,Suitable for LED Light and other 12V devices less than 6W.Power supply from power Bank/USB charger and more USB 5V 2A Adapter.Specifications:Black cable is -,Red cable is +Color: BlackMaterial: PlasticPower Cable length: 103cminput: for DC 5V 2Aoutput: for DC 6V 1A(max),9V 0.65A(max),12V 0.5A(max)(optional)Note:1.Transition: 1cm=10mm=0.39inch2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package includes:1x USB Voltage Step Up Power Supply cableNote: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store