---
title: "Grandstream WP820 Battery"
description: "Keeps your WP820 handset ready for the day. This rechargeable battery is designed for the Grandstream WP820 and helps maintain reliable cordless use between charges."
url: "https://dev.www.lightningip.com.au/hardware/grandstream-wp820-battery"
canonical: "https://dev.www.lightningip.com.au/hardware/grandstream-wp820-battery"
updated: "2026-10-24"
---

# Grandstream WP820 Battery

Replacement battery for the WP820 handset

Keeps your WP820 handset ready for the day. This rechargeable battery is designed for the Grandstream WP820 and helps maintain reliable cordless use between charges.

- **Brand:** Grandstream
- **Category:** Phone accessories
- **Price:** $55
- **Stock status:** In stock
- **Order:** [Contact sales](https://dev.www.lightningip.com.au/contact)

## Features

- Rechargeable Li-ion battery
- 3.8V nominal voltage
- 1500mAh capacity
- For Grandstream WP820

## Specifications

| Specification | Value |
| --- | --- |
| Brand | Grandstream |
| Model | WP820-BAT |
| Product type | Phone accessory |
| Compatible with | Grandstream WP820 |
| Battery type | Rechargeable Li-ion |
| Voltage | 3.8V nominal |
| Capacity | 1500mAh |
| Warranty | 12 months |