Snap On 4Ah 18V Fully Refurbished Battery. 

This battery has been rebuilt using brand new Samsung 20R cells, the same cells that are used when new. The battery management system board has been cleaned in an ultrasonic cleaner and fully tested. 

The new cells have been spot welded in and NOT soldered. 

All balance circuits have been tested and a full capacity test and report carried out (see photos). 

This battery comes with a 6 month warranty from date of sale.