500Pcs Pure Nickel 99.96% Low Resistance Battery Tabs Mat for Welding 0.1x4x100mm

Features :

Nickel-plated steel can be welded and does not affect the use, you can connect the battery cells.
Corrosion resistance, have gloss, durable.
4 mm width, 18650 dedicated, can DIY.

Specification :

Size: 0.1x4x100mm (100pcs Strap)
Material:?Nickel (99.96%)
For 18650 batteries connecting ,6 batteries in parallel.

Package includeds :
500 x Nickel Ni Metal Strap Sheet
? Details pictures : ?