On Order Doogee Mobile, Smartphone Battery Li-ion Battery fits Doogee, f1 3.8V, 1800mAh CS-DGF100SL $35.58 The batteries we supply almost always will match the existing batteries capacity. Sometimes there may be a difference due to the availability of components. Finding the correct battery for your device can be difficult. There are a huge range of models and part numbers and it can be confusing. Believe us when we say its easier to reach out to us first... Add to cart