Speaker 3.7V, 750mAh, Li-ion Battery fits Lark Bjorn, Lark Sp-220, Lark Sp-220 Dual, 2.775Wh

Battery Fits Models:- Lark Sp-220, Lark Sp-220 Dual, Sp-230 Dual, Sp-230 Dual Sim

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Battery Part Numbers:- CS-NK5CML

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We supply generic replacements for the OEM batteries; we have had thousands of satisfied customers using these batteries as an economical alternative to the original manufacturer's battery. 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.  If you cannot confirm the battery number before ordering, it may be best to contact us before placing your order. Our warranty period is usually stated here on the product page; Most products come with a 1-year warranty, Some products do have six months. Details of what is included in our contract can be seen on our information pages. You should expect your new battery to last between 400 and 500 cycles. A cycle can be described as a full charge and discharge. Different chemistries can be charged and discharged in an additional amount of time.  This replacement High-Quality battery is rated as shown in the table above; all of our replacement batteries are designed specifically to replace the OEM battery in your device. Our batteries are manufactured to a very high standard to enhance the performance of your device. The batteries are designed with high-quality components by our ISO 9001 certified factory. 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.Mah is the figure that estimates the charge that a battery will hold. The higher the Mah, the longer the runtime.