3.7V, 85mAh, Li-Polymer Battery fits Viper, 3706v, 3806v, 0.3145Wh

Battery Fits Models:- 3706v, 3806v, 4606v, 4706v, 4806v, 5606v, 5706v, 5806v, 9756v

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Battery Part Numbers:- CS-CFD794SL

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Our batteries from Cameron Sino are built using the highest quality components manufactured by the world's leading factory. This battery will function the same as the OEM battery. The products we supply will work for the device that it is provided for and is built to last as long as the battery that came installed originally. If both your model number and battery number are listed in the product description, you can be almost sure that you are ordering the correct battery. If we say it will fit and both these details match your product, and it still does not fit, we will exchange or refund the battery at our expense. If both your model number and battery number are listed in the product description, you can be almost sure that you are ordering the correct battery. If we say it will fit and both these details match your product, and it still does not fit, we will exchange or refund the battery at our expense. Our replacement batteries are designed to replace the models that we list in our tables below.  Most of our products come with a one-year warranty unless otherwise stated. The one-year warranty that we offer covers any manufacturing defect. Please note that the warranty does not cover damages due to misuse of the battery nor diminishing run time due to normal wear and tear. As a rough guide, lithium Ion batteries can be charged around 400 times, Nimh usually around 500 times, and Lithium-polymer around 400 times.  How can I be sure that this battery is safe? ISO 9001 certification means that our factories never take shortcuts with the manufacture of our batteries. All safety components are included. This ensures the safe, trouble-free operation of this replacement battery. The specifications should be the same as or better than the original.  Check that your product is shown below in the products table. 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.