Specifications：High-concerned chemical:None：Package:Yes：Type:Standard Battery：Rechargeable:Yes：Model Number:CS-BNL150SL/CS-BNL150XL：Use:Speaker Battery：：Origin:Mainland China：Certification:CE：Compatible model:：For：Bang & Olufsen：BeoLit 15：BeoLit 17：BeoPlay A2：BeoPlay A2 Active：Part No.:：J406/ICR18650NH-2S：Specifications:：CS-BNL150SL：CategorySpeaker：Capacity2600mAh：TypeLi-ion：Voltage7.4V：Rate19.24Wh：ColorBlack：Dimension132.05 x 22.20 x 18.50mm：EAN Code4894128134022：Net Weight96.5g / 3.40oz：Gross Weight236.5g / 8.34oz：CS-BNL150XL：CategorySpeaker：Capacity3400mAh：TypeLi-ion：Voltage7.4V：Rate25.16Wh：ColorBlack：Dimension132.05 x 22.20 x 18.50mm：EAN Code4894128134039：Net Weight97.3g / 3.43oz：Gross Weight237.3g / 8.37oz：We guaranteed:：：>Delivery reliable,optimal performance! Considerate service!：>Best price and Good quality!：Using Tips:：1.Terminate any applications that are not in use.：2.Switch the vibration off and reduce ring tone and screen timeout.：3.Avoid exposing the battery to liquid or subject to strong mechanical shocks.：4.You can use the Baixt External Battery to make your cell phone battery life last longer.：5.Avoid overcharge and over discharge. Please stop charging when the battery is 100% charged.：6.Avoid exposing to high temperatures 140°F/60°C. Keep the battery power between 5%-95%.：7.Do not short-circuit the battery.Accidental short-circuiting can occur when a metallic object such as a coin clip,or pen causes direct connection of the positive(+) and negative(-) terminals of the battery short-circuiting the terminals may damage the battery of the connecting object.