One New FDK (Formerly Sanyo) Rechargeable 2150 mAh NiMH Battery (43 mm Long, 17 mm Diameter, Centered Tabs at Positive and Negative) for Braun Oral-B Professional Care Triumph Toothbrush Why You Should Buy from US 1. All battery items are tested with a testing toothbrush handle for correct charging and discharging before shipping. We take this effort so you don't need to and you get our assurance that every battery we ship is a good battery. 2. Some toothbrush models are known to have issues with the charging circuit not operating properly after a new battery installation. As a bonus, instructions on solving it are provided FREE with battery. 3. We sell the highest quality batteries with the highest capacity possible in the market, because we know our customers want a long-lasting replacement battery. 4. We know all the problems that you might encounter. You can trust us to help troubleshoot any problems. 5. We have new or refurbished toothbrush parts for sales. Description The battery is a brand new FDK rechargeable 2150 mAh NiMH battery with narrow tabs centered at BOTH ends. FDK, formerly Sanyo, is the OEM battery manufacturer and is one of few battery brands that consistently deliver outstanding performance and superior quality. 2150 mAh is the highest capacity in this size. This battery has "HR" engraved at the negative terminal for FDK NiMH battery product line and as an anti-counterfeiting measure. Warning: It is the Buyer's Responsibility to verify the size and tab configuration with your old battery before purchasing, as Oral-B uses various battery sizes and various tab configurations in this toothbrush model. Access your old battery before purchase to make sure that the rest of toothbrush is in good shape. Replacing the battery requires soldering skill and we are not responsible for any damage or injuries you may incur in the repair. Physical size: 43 mm long, 17 mm in diameter. 2150 mAh, 1.2v nominal voltage. Tab configuration: centered tab at positive, centered tab at negative. This configuration is required for a certain Professional Care Triumph toothbrush model. The tab is 2mm wide. Tab trimming is NOT required if the soldering hole on toothbrush circuit board is clean. This battery is made in Japan. The tabs are added in USA. Each battery is fully tested before shipping. Due to the nature of  battery product, no return is accepted after it is installed. For your information, Braun Oral-B Professional Care or Triumph toothbrush uses at least the following battery sizes:     1. 43 mm long x 17 mm Diameter, centered tab at positive, off-centered tab at negative     2. 43 mm long x 17 mm Diameter, centered tab at positive, centered tab at negative (this listing)     3. 50 mm long x 17 mm Diameter, centered tab at positive, off-centered tab at negative     4. 43 mm long x 14 mm Diameter, centered tab at positive, centered tab at negative