3.78V, 3000mAh, Li-ion Battery fits Sony, Srs-xb21, 11.34Wh

Battery Fits Models:- Srs-xb21

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Battery Part Numbers:- St-05, St-05s

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The battery shown will replace your original and provide you with an economical alternative to expensive OEM batteries; we also guarantee the battery to be fresh and free from defects.  Our equivalent battery is made with premium cells and is rated as shown in the specifications on the product page. If in doubt - check us out! We will select the correct battery for you and guarantee that fitment. A simple phone call or email, or live chat can save you time and money on your selection.  If in doubt - check us out! We will select the correct battery for you and guarantee that fitment. A simple phone call or email, or live chat can save you time and money on your selection.  Check out the details below and ensure that your model and battery number are shown in the tables below. A 12 Months warranty is usually standard on our Cameronsino products. It will be stated in the information box if it is different. 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 different factors. There is no set life cycle of any of these cells. Factors that influence their lives include temperature, humidity, and charges.  Being an ISO 9001 certified factory means that the Cameron Sino range of batteries must be manufactured with only the highest quality components. You can rest assured that the batteries we supply are thoroughly tested in the devices they are designed for and built with the same safety protocols as the original OEM battery. Take a look at the products table below and find the models this battery will replace. Special Remarks:- None at this timeConfirm that all the details listed below match your original battery before ordering. Some models have more than one battery type available, and the only way you can confirm the correct battery is to remove the original.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.