Battery Fits Models:- 9900 Toothbrush, Professional Care 8000, Professional Care 8300, Professional Care 8500, Professional Care 9500, Triumph 4000, Triumph 5000, Triumph 9000, Triumph 9400, Triumph 9500, Triumph 9900
Battery Part Numbers:- 3731, 3738
Canadian Batteries have supplied replacement batteries from Cameron Sino for nearly a decade. In that time, we have had zero instances of a product being damaged while using one of our batteries. Canadian Batteries have supplied replacement batteries from Cameron Sino for nearly a decade. In that time, we have had zero instances of a product being damaged while using one of our batteries. Quite often due to the data not being available, this battery will fit unlisted models. As this information becomes available, we do update these fitments regularly. If you are not sure as to which battery you need to order please contact us and we can guide your selection. Quite often due to the data not being available, this battery will fit unlisted models. As this information becomes available, we do update these fitments regularly. If you are not sure as to which battery you need to order please contact us and we can guide your selection. Make sure you have verified that you are ordering the correct battery, look at the voltage and the battery part numbers, and make sure that they match. We can select for you live chat, and we will confirm the product you need. 12 Months warranty is usually standard on all Cameron Sino products. If there is any difference in this policy, it will be stated on this page. Any misuse of the battery or modifications will invalidate the warranty. Lithium-Ion and Lithium-polymer cells usually last for between 400 and 500 cycles. NiMH cells can be charged for around 500 cycles. Cycle life will vary according to several factors. There is no set life cycle for any of these cells. Factors that influence their life include temperature, humidity, and several charges. This replacement High-Quality battery is rated as shown in the table above. All of our replacement batteries are designed specifically to replace the OEM battery that is in your device. Our batteries are manufactured to a very high standard to enhance the performance of your device. The batteries are designed with high-quality components by our ISO 9001-certified factory. The devices this battery is known to fit can be seen in our listing below. Special Remarks:- Triumph 5000 There are two versions, CS-OBT400SL does not apply to 42mmIt's vital that you check that you are going to order the correct battery. The description lists the battery number, device model, and manufacturer to ensure fitment. This is the only guarantee that this is the right battery. Contact us if you would like us to confirm for you. Sometimes there may be a variance in the capacity of our batteries compared to the original. Usually, this depends on the availability of the cells contained within.