3050mAh New Upgraded Player Battery AK70 Compatible for iRiver Astell&Kern AK70 & Mark II Player MarkII High Capacity Li-ion Polymer,with Professional Repair Tool Kit

Product Description 1. Battery Model: AK70 2. Fit: Compatible for iRiver Astell&Kern AK70 & Mark II Player MarkII 3. Capacity: 3050mAh Important Notes 1. Before purchasing,Please confirm your battery or device model again to avoid purchasing errors. 2. After replacing the battery,please consume all battery power first and then fully charge it.3-5 complete charge and discharge cycles are required to activate battery capacity. 3. Please use the original charger and data cable to charge the battery. 4. Long term battery capacity below 20% can lead to a decrease in chemical activity,Affecting battery performance.It is recommended to keep the battery level within the range of 20% -80%. 5. If the battery cannot be charged,Please use a high-power charger to charge for 10 hours (If not available,Please use the original charger).During transportation,The self-protection function of the battery has been turned on and needs to be activated with a high-power charger. 6. Playing games while charging for a long time, or running the battery under high load for a long time, can cause the battery to overheat and accelerate aging. 7. Batteries that are not used for a long time will naturally discharge and are prone to damage. Therefore, if not used for a long time, the battery should be charged regularly to maintain its activity.

• 【Compatible Models】 This is an independent lithium polymer battery that is not sold with the product. Battery Model: AK70. This Replacement battery Compatible for iRiver Astell&Kern AK70 & Mark II Player MarkII . Before purchasing, please ensure that it matches your device model.
• 【High Capacity & Long Standby】 Capacity: 3050mAh. More energy storage,Brand New 0 Cycles,longer standby time.
• 【Easy to install】 The size is the same as the original battery,Precisely matched,And most people can easily replace the battery.You can also use it as a backup battery.
• 【Safe and Reliable】 The battery is equipped with an intelligent chip,Which has functions such as short circuit protection,overcharge prevention, overdischarge protection,overheating protection,etc,With high safety performance.
• 【Long service life】 The design can withstand a large number of charge and discharge cycles without significant capacity reduction.It can withstand up to 1500 charging cycles and maintain a high percentage of its original capacity over time.