We got conflicting results when testing Dewalt’s new PowerStack Stacked Lithium battery! We got conflicting results when testing Dewalt’s new PowerStack Stacked Lithium battery in a comparison with dewalt old technology 20V max lithium ion cylindrical cell battery packs. While comparing PowerStack to 2AH 4AH 6AH and 8AH we used Dewalt’s (DCF850P1) ATOMIC 20V MAX