Think Crucial Replacement for Dyson DC30 DC31 DC34 DC35 DC44 DC45 DC56 & DC57 HIGH QUALITY VACUUM PARTS that leave you in control of your vacuum's destiny. Restore your old friend to like-new conditions! This battery will fit your Dyson DC30, DC31, DC30, DC34, DC35, DC44, DC45, DC56 & DC57 perfectly. EXACTING DESIGN TO FIT YOUR LIFESTYLE. This battery charger lets you store your vacuum in multiple places or replace a charger that has gone missing. EASY TO INSTALL so you can get back to cleaning as soon as possible! Parts are easy to install with a basic set of household tools! SAVE YOUR WALLET! Parts made by Think Crucial are rigorously designed, tested, and engineered to be just as good or better than OEM parts. And you get them at a fraction of the cost with FREE SHIPPING on every order. GUARANTEED SATISFACTION because of a 30 day full money back guarantee and a trusted Think Crucial warranty. We are so confident in our products that we have no problem giving you every penny back if you're unhappy with your purchase. You won't see promises like that from big box brands!