<p>Reasons for choosing This well quality charger of lithium ion coin batteries are from CT ENERGY Save your money and protect our earth and you never have to worry about buying those pesky CR2032 batteries again. </p> <p>If you have question on this battery charger using,you can contact customer service: </p> <p>1.Please select "CT ENERGY" below the Price, then click" Ask a question" . </p> <p>2.Please find your order and click "Contact Seller". 3.Send us email and we will reply you less than "24 hours".</p>