# Battery Green Cell HP78 for HP Pavilion / Envy laptops — Li‑Ion 4400 mAh, black

**URL:** https://aio.lv/en/product--green-cell-green-hp78--10900263
**Data updated:** 2026-03-07 18:09 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Green Cell
**Manufacturer code:** GREEN-HP78
**EAN:** 5902701415440
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 31.49 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 26.02 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--green-cell-green-hp78--10900263

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

Replacement laptop battery Green Cell HP78, compatible with HP Pavilion 14/15/17 and Envy 15/17 models. Lithium‑Ion (Li‑Ion) chemistry with 4400 mAh capacity in a black housing. Designed to restore portable power for everyday use — web browsing, office work, media playback — and to serve as a spare for travel or prolonged mobile use.

## Long description

Green Cell HP78 is a replacement laptop battery compatible with selected HP Pavilion and Envy models, featuring Lithium‑Ion (Li‑Ion) chemistry and a 4400 mAh capacity in a black housing. It is designed to restore portable power for everyday tasks such as web browsing, office work and media playback, and to serve as a spare for travel or prolonged mobile use. The pack uses efficient Li‑Ion cells and integrated control electronics to provide stable communication with the laptop and a set of protections that support safe operation.
Advantages
The Green Cell HP78 battery offers a balance of capacity and compatibility to extend runtime compared with a depleted original battery. Its Li‑Ion cells do not suffer from the memory effect and are specified to maintain useful performance over many charge cycles. Built‑in control electronics provide protection against overcharge, deep discharge and short circuit, enabling reliable and straightforward replacement and operation. The black housing matches the typical colour scheme of compatible HP Pavilion and Envy laptops.
Suitable for
 HP Pavilion 14, 15 and 17 series requiring a compatible HP78 battery
 HP Envy 15 and 17 models designed for this battery form factor
 Users needing a spare battery for travel or extended mobile use
 Replacing an old or degraded battery to restore laptop portability
Key specifications
 Battery technology: Lithium‑Ion (Li‑Ion)
 Capacity: 4400 mAh
 Colour: Black
 Intended use: replacement battery for compatible HP Pavilion and Envy laptops
 Integrated safety features: overcharge, deep discharge and short‑circuit protection (implemented in control electronics)
How to use
Before installing, power down the laptop and disconnect the mains adapter. Remove the existing battery according to the laptop manufacturer’s instructions, then insert the Green Cell HP78 into the battery compartment until it locks in place. Reconnect the mains adapter and charge the battery fully before first use to ensure the battery management system calibrates correctly. After installation, the laptop should recognise the battery and display charge status through the operating system.
Usage recommendations
For best results, keep the battery charged within the range recommended by the laptop manufacturer, avoid exposing the battery to high temperatures, and store it partially charged (around 40–60%) if the battery will not be used for a prolonged period. Recycle the removed battery according to local regulations.

## Specifications

| Feature | Value |
|---|---|
| Quantity per pack | 1 pc(s) |

### Battery

| Feature | Value |
|---|---|
| Battery technology | Lithium-Ion (Li-Ion) |
| Battery capacity | 4400 mAh |
| Number of battery cells | 6 |
| Battery voltage | 10.8 V |
| Product colour | Black |

### Technical details

| Feature | Value |
|---|---|
| Type | Battery |
| Compatibility | Pavilion 14 15 17 
Envy 15 17 |
| Brand compatibility | HP |

## FAQ

### How much does the Battery Green Cell HP78 for HP Pavilion / Envy cost, and is it available for purchase?

The price is 31.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 453 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 13.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Green Cell products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Green Cell service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: battery technology, battery capacity, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/10900263/65721153_large.webp