3.7V, 800mAh, Li-ion Battery fits At&t, Z221, 2.96Wh

Battery Fits Models:- Z221

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Battery Part Numbers:- CS-ZTF290SL

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The replacement battery listed here is developed using the highest quality components.  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. Batteries come in all shapes and sizes; quite often, a single battery model will replace hundreds of other models. The manufacturers, in their wisdom, have assigned different part numbers to like batteries. We can usually cross-reference this product to the correct replacement for you.  Batteries come in all shapes and sizes; quite often, a single battery model will replace hundreds of other models. The manufacturers, in their wisdom, have assigned different part numbers to like batteries. We can usually cross-reference this product to the correct replacement for you.  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. The warranty we offer on all of our products is one of the best in the business; we make returns easy and quickly test and replace any product found to have an issue within the 12 or 6 months warranty period. The average life of a Li-ion battery is around 400 cycles; This is the same for Lithium Polymer. Nimh should last for about 500 cycles. (A cycle is a discharge and recharge.) Please remember that a cycle will still be used, even if only partially discharged, then recharged. It's always best to run the battery low and recharge when it reaches about 10% of its charge left. This will extend the life of the battery. If you are looking for a High-quality replacement battery with ISO 9001 certifications in place, then look no further. This battery is designed to be as robust and safe as the original OEM battery. Cameron Sino manufactures batteries for many OEM companies. The only difference that you will find is the label that is installed.  The devices that this battery is known to fit can be seen in our listing below. Special Remarks:- None at this timeYou must check that you are going to order the correct battery. To be certain of fitment, make sure that the battery number, device model, and manufacturer are listed in the description. This is the only guarantee that this is the correct 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.