3.7V, 850mAh, Li-ion Battery fits Navman, F20, F20 Euro, 3.145Wh

Battery Fits Models:- F20, F20 Euro, F30, F40, F40 Euro, F50

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Battery Part Numbers:- Bt000021c

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Our battery should have the exact dimensions and fitment as the original battery; the fit and finish are checked before dispatch. This battery should be the same or greater capacity than the original battery. If you are not sure which battery you need to order, contact us first. We can confirm the fitment for you. Please be prepared to give us as much data as possible to decide the best product for your device. If you are not sure which battery you need to order, contact us first. We can confirm the fitment for you. Please be prepared to give us as much data as possible to decide the best product for your device. Ensure that you have verified that you are ordering the correct battery, look at the voltage and battery part numbers, and make sure they match. We can select for you just live chat with us, and we will confirm the product you need. Cameron Sino products are usually covered by a 12-month warranty unless otherwise stated.  Just send the product back to us, and a replacement will be sent to you free of charge. As a rough guide, lithium Ion batteries can be charged around 400 times, Nimh usually around 500 times, and Lithium-polymer around 400 times.  Our ISO 9001 certified factory uses the best quality components and manufactures its products to the exact high specifications as the OEM factory battery. We Endeavour to make our batteries meet or exceed the original batteries' specifications. The Products below should be replaced perfectly by our battery Special Remarks:- None at this timeThere are so many different models of batteries available today for so many other products. It's easy to make a mistake. It may be worth confirming with us if you are unsure which battery to order. We try to keep our records updated to the best of our ability, but manufacturers can change fitment without notice.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.