Clips attach directly to the car vehicle battery and use of high-power appliances, thereby protecting the car cigarette lighter. The red cable is positive and the black one is negative.
This Nilight alligator clips is made to power 12 volt and 24 volt appliances, emergent case use.
External 20Amp fuse protection make sure the safety in case of short circuit and prevent damage to devices from high surge current .
Extension cable lengthened up to 3ft / 1m.
The size of the hole in the ring terminal: 0.23 inch / 6 mm. Material: 2.5 square copper wire.
Package included: Alligator Clips x 2
Please Note:The red cable is positive and the black one is negative.