36Wh Battery for Acer Aspire ES1-520, ES1-521, ES1-522, ES1-523, ES1-523 series laptop

LONG LASTING PERFORMANCE

The battery performance mostly depends on the internal cells. This is why our Acer Aspire ES1-520 battery pack is made up of grade "A" cells, which ensure longer discharge time, longer battery life, and quicker charging.

DESIGNED FOR LONGEVITY

Please don't be excited by low-priced products from other unscrupulous traders. Their battery capacity is significantly reduced after 50 charge & discharge cycles. Our Acer Aspire ES1-520 long-life battery is rigorously tested to meet or exceed OEM specs, offering over 600 charge cycles to maintain the same capacity for a long period.

HIGH QUALITY COMPONENTS

Battery can't have a stable performance with cheap components and even damage your laptop. Our Acer Aspire ES1-520 battery replacement has built-in high-quality smart control chip to ensure perfect performance and compatibility.

100% TRUE CAPACITY

Don't get caught in fake capacity ads! Many companies use them to attract customers and increase profits. LaptopBatt guarantees that our Acer Aspire ES1-520 battery capacity is 100% true, please rest assured to buy!

DON'T TAKE ANY RISKS

Safety is vital! Our Acer Aspire ES1-520 batteries are CE, UL, ROHS certified and offer a variety of protection features to prevent common risks such as short circuits, overheating and overvoltage. Protect Your Data, Protect Yourself, Trust LaptopBatt!

Not Enough? There Are More!

• FAST SAME DAY SHIPPING

  In most cases, the order will be processed and shipped within 24 hours. This does not include weekends or holidays. You will receive an email notification once your order ships.

• FREE SHIPPING OVER $99

  Only $1.99 shipping if the order is shipped to the US, Australia and UK, and free shipping for a purchase of $99!

• WORLDWIDE WAREHOUSE

  We have multiple warehouses in different countries, including the US, Hong Kong, Australia & the UK. We have enough inventory than any other battery company.

• FREE REPLACEMENT

  During the warranty period, if the Acer Aspire ES1-520 laptop battery is completely dead, we will replace the battery for you.