Ni-MH Battery for Oral-B Professional Care 8000 Triumph 4000 Triumph 9900 NEW Type: Ni-MH Capacity: 2500mAh Voltage: 1.2V Dimension: 49.80 x 17.30 x 17.30mm (* Please measure your old battery to ensure it does fits properly to your toothbrush before placing order) There are two different battery models for Triumh 5000, please ensure the dimension is the same as listed Fit to the device models: Oral-B Triumph 4000, Triumph 5000, Triumph 9000, Triumph 9400, Triumph 9500, Triumph 9900, Professional Care 8000, Professional Care 8300, Professional Care 8500, Professional Care 9500 Compatible with the battery part numbers: 3731, 3738 RoHS Approved for toxic free All batteries are certified with CE and ISO9001 * Please check with your device model number and battery part number, both have to be match as stated in the listing. Any questions, please feel free to contact us. We promise to dispatch your order within one working day of receiving verified payment. Please exclude weekends and holidays on all shipping. As a UK seller, all our goods are sent from the UK, except international shipping address. Majority of UK orders are delivered within 1-3 working days for 1st Class Delivery and 3-5 working days for 2nd Class Delivery; however this will depend on Royal Mail. For urgent orders, we would recommend Next Day Courier service, we open 5 days a week between 10am and 5pm Mon to Fri. We accept all major debit and credit card through PayPal. If you would like to use other payment method. please contact us.