Tinned copper battery cable.
4 AWG = 21 mm2
Color: black
Length: 15 m.
Two red and black tinned copper primary conductors in a white common jacket.
Length: 30 m.
Ø: 12/2 AWG = 2 x 3.0 mm2
3 and 5 days withing the EU, up to 10 days elsewhere.
Can be returned or exchanged, with conditions.