There are two ways to choose the right battery. Which two methods are they ?

1. Search battery model: Remove the laptop case to check and confirm the shape of the original battery. (Recommended ✔)

What do we need to pay attention to using batteries for the first time?

1.The battery must be full charged before first use

How should I do if we received the item doesn't work?

Our item has a 12-month replacement and a 60-day money-back . Please contact ZAYAUPVL INC. We will replace it with a new one for free

How should I preserve my laptop battery when I don’t use it?

The ideal preservation method is to charge the battery to about 40%.the battery should be used once a month, which can not only good preservation of the battery but also prevent the battery from being damaged by the complete loss of power

How should I charge my laptop battery?

It is suggested to charge the battery before the power runs out completely. It is best to charge when the remaining power is about 5-10%, and the battery should be charged in a relatively dry place.

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🔋 Power your hustle with confidence—never miss a beat!

RISK FREE PURCHASE - Enjoy 60 days money-back and 12 months free exchange warranty—because your peace of mind matters.
SAFETY FIRST DESIGN - Built-in circuit protection ensures stable, safe charging with grade A cells for efficient energy use.
RELIABLE POWER BOOST - 40Wh capacity fuels your Dell Inspiron for all-day productivity without compromise.
LONG LASTING ENDURANCE - Engineered for up to 500 recharge cycles, keeping you powered through countless workdays.
SEAMLESS COMPATIBILITY - Tailored for a wide range of Dell Inspiron 15, 17, Latitude, and Vostro models—plug and play confidence.

The 40WH XCMRD 14.8V Lithium-ion battery is a premium replacement designed specifically for Dell Inspiron 15/17 series, Latitude 3440/3540, and Vostro 2421/2521 laptops. Featuring 40Wh capacity, stable 14.8V output, and up to 500 recharge cycles, it delivers reliable, long-lasting power with built-in safety protections. Backed by a 60-day money-back and 12-month free exchange guarantee, it ensures seamless compatibility and peace of mind for professionals on the go.

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

€ 39.08

Duties & taxes incl.

Finlandstore

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30 daysfor PRO membership users

15 dayswithout membership

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TrustScore 4.5 | 7,300+ reviews

Khalid Z.

Great experience from order to delivery. Highly recommended!

1 week ago

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The customer service exceeded my expectations. Perfect for buying products you can't find elsewhere.

1 week ago

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Antenna Location	Indoor/Outdoor
Item Weight	10 Ounces
Battery Weight	10 Ounces
Item Dimensions	10.5 x 2 x 0.75 inches
Unit Count	1.0 Count
Battery Cell Type	Lithium Ion
Amperage	2 Amps
Battery Capacity	2600 Milliampere Hour (mAh)
Reusability	Rechargeable
Voltage	14.8 Volts

40WH XCMRD 14.8V Battery for Dell Inspiron 15 3000 Series 15 3521 3537 3531 3542 3543 3541 3878 15R 5521 5537 17 3721 3737 17R 5737 5721 14 3421 3442 3443 Latitude 3440 3540 P28F P40F P26E

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