The integral casting technology enables the banana plug to be closely integrated with the plastic parts. The special-shaped sheath design + groove card slot design + anti-slip plug-in and pull-out design + waterproof vapor design solve the headache of reverse plug insertion and difficult plug-in and pull-out problems 24K real gold plating, up to 2U thick, ensures stable current transmission; banana plug -slotted design, larger contact area, can withstand high currents of constant 45A and value of 90A The female head has an anti-sparking resistor inside, and the shell is made of insulating material PA, with a flame retardant rating of UL94 V0 Excellent material, , can be used for about 1000 hours Clear "+" and "-" markings to avoid errors. Perfect connection to prevent internal contamination Rated voltage: DC 500V Rated current: 40A Instantaneous current: 90A Flame retardant grade: UL94 V0 Recommended wire gauge: 10AWG Number of uses: 1000 times Working temperature: -20℃ to 120℃ Contact resistance: 0.56 ohm (Due to different batches, the printed words on the product be different, which does not affect use) Colour:Yellow Material:PA+copper gold plating Package Contents: 2 Pairs x Anti Spark Connector Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.