Replacement Laptop Battery Compatible with HP HSTNN-DB8D Click to Enlarge Sale price: US $ 53.12 (Tax included) If your laptop model or original battery part number is not listed. Please email order@power-supplier.biz with the following details for compatibility verification: |
| Battery Type: | Li-ion |
| Voltage: | 11.55V |
| Capacity: | Li-ion / 4450mAh |
| Package Weight: | 300 g |
| Color: | Black |
| Condition: | Brand new, non-OEM replacement |
| Origin: | Ships from China Operations Center |
| Warranty: | Three years warranty covering manufacturing defects. |
| Shipping: | Free shipping on all orders |
| Processing Time: | Same day shipment for orders placed before 3 PM China Time (UTC+8) |
| Delivery Time: | 7 to 15 business days worldwide |
| Money-Back Guarantee: | Full refund within 30 days if unsatisfied, including the product price and shipping costs. Product must be returned in its original condition |
| Product type: | Replacement Laptop Battery (Not OEM). Compatible with HP HSTNN-DB8D |
This product can replace the following part numbers:
HP
AD03XL, 921439-855, HSTNN-DB8D,
921409-2C1, 921409-271,
This product is also compatible with the following models:
HP
Envy 13-AD Series, Envy 13-AD105TX, Envy 13-ad030ng,
Envy 13-ad007ng, Envy 13-AD107TX, Envy 13-ad010ng,
Envy 13-ad006ng, Envy 13-AD102TX, Envy 13-ad009ng,
How to Maximize Battery Performance?
To maximize battery performance, follow these tips:
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Initial Conditioning: For new batteries, fully charge and discharge them a few times to reach maximum rated capacity.
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Regular Use: Use the battery at least once a month, even if stored in a cool, dry place.
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Clean Contacts: Clean the metal connectors (gold or silver contacts) with alcohol or electronics cleaner to maintain good conductivity.
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Optimize Power Settings: Adjust power management settings in the system BIOS and operating system to improve battery performance. Consult your user manual for details.
Is There Any Danger in Leaving a Laptop on 24 Hours a Day?
Yes, as long as it is placed in a well-ventilated area. The main risk for laptops is overheating due to their compact design. To prevent overheating:
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Ensure proper ventilation by placing the laptop on a hard, flat surface.
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Avoid using the laptop on insulating materials like blankets or beds.
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Consider using a laptop cooling pad for extended use.
Modern laptops have built-in overheating protection, but proper ventilation is still essential.
Disclaimer
1. Trademark Fair Use
References to brand names/logos comply with:
- U.S. trademark nominative fair use doctrine (15 U.S.C. §1125(c)(3))
- EU Directive 2015/2436 Article 14(1)(c)
All trademarks belong to their respective owners.
2. No Affiliation
We are an independent aftermarket supplier with no authorization from, or affiliation to, any referenced manufacturers.
3. Product Nature
Our products are:
Compatibility-designed replacements
Not OEM-original or manufacturer-approved
4. User Obligations
By purchasing, you acknowledge:
Must verify physical/electrical compatibility
Non-OEM use may void manufacturer warranty
We disclaim liability for installation/usage damages
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