12V 12-Volt DC 2.1mm Car Cigarette Lighter Power Cable Cable Length (cm): Unstretched: 50cm, Stretched: &gt; 95cm DC Connector: 2.1mm Tip Positive Barrel Connector with Outer Diameter: 5.5mm Fuse: Build-in replaceable 3 Amp fuse (F3L 250V) LED Indicator: Light when power supplying Car Cigarette Lighter Power Cord for 12-Volt DC 2.1mm with 3 Amp fuse and LED indicator x 1 set