---
product_id: 43040115
title: "Aqua Lung Dive Computer i300 / i550 Battery Kit"
brand: "aqualung"
price: "€ 24.45"
currency: EUR
in_stock: true
reviews_count: 8
category: "Aqualung"
url: https://www.desertcart.pt/products/43040115-aqua-lung-dive-computer-i300-i550-battery-kit
store_origin: PT
region: Portugal
---

# 3.0V CR2450 lithium-ion battery Compatible with i100/i300/i300C/i550 Watertight silicone grease seal Aqua Lung Dive Computer i300 / i550 Battery Kit

**Brand:** aqualung
**Price:** € 24.45
**Availability:** ✅ In Stock

## Summary

> 🔋 Stay powered, stay diving — never miss a moment beneath the waves!

## Quick Answers

- **What is this?** Aqua Lung Dive Computer i300 / i550 Battery Kit by aqualung
- **How much does it cost?** € 24.45 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/43040115-aqua-lung-dive-computer-i300-i550-battery-kit)

## Best For

- aqualung enthusiasts

## Why This Product

- Trusted aqualung brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Power That Lasts:** Extended battery lifespan means more dive time, less downtime.
- • **Dive-Proof Durability:** Silicone grease ensures a watertight seal, protecting your gear in harsh underwater conditions.
- • **Warranty-Safe Upgrade:** Genuine Aqualung parts keep your dive computer performing at peak and preserve your warranty.
- • **Perfect Fit, Zero Hassle:** Engineered for seamless compatibility with Aqualung i-series dive computers.
- • **All-in-One Maintenance Kit:** Includes battery, O-ring, and silicone grease for complete seal and power refresh.

## Overview

The Aqua Lung Dive Computer i300 / i550 Battery Kit is a complete maintenance solution featuring a high-performance 3.0V CR2450 lithium-ion battery, O-ring, and silicone grease. Designed specifically for Aqualung i100, i300, i300C, and i550 models, it ensures optimal performance, extended battery life, and a watertight seal to protect your dive computer. This genuine kit safeguards your warranty and keeps your device ready for every dive adventure.

## Description

You just set up your equipment for the first dive of your vacation in Saint Somewhere, as you press the activation button on your dive computer it goes through the diagnostic screen and what do you see the "Low Batt" Icon appears. The worst thing that can happen on a tropical vacation has just happen no dive computer. Don't leave on a vacation without a spare battery kit, why ruin a great holiday because of a few dollars in batteries.If you own an Aqualung i100/i300/i300C/i550 Computer (see SKU's: UDRI100N, UDRI3C, UDRI300CW, UDRI55CC, UDRI55C & UDRI55CCQD). The kit includes battery, O-ring and silicone lubricant, a must addition to any diver's save-a-dive kit. The Battery is a 3.0-volt CR2450 lithium ion cell. Kit includes battery, hatch O-ring, silicone grease and instructions for battery replacement. Battery is sold as a single and can save-a-dive when you need it most. If you're planning a dive vacation this is a must for your save-a-dive kit. Avoid island prices with a fresh battery!

Review: Works great - Fixed my dive computer - works very well. It can be a little tricky to get the gasket back on, but lube it well and it fits on i100 AquaLung computer
Review: Direct fit - Prompt delivery and a direct fit.

## Features

- EXTENDED LIFESPAN - Ensures your Aqualung dive computer remains powered for longer, reducing the need for frequent battery changes and maximizing your dive time.
- OPTIMAL PERFORMANCE - Specifically designed for Aqualung i100, i300, i300C, and i550 dive computers, guaranteeing seamless compatibility and reliable operation underwater.
- COMPLETE MAINTENANCE - Includes a CR2450 lithium-ion battery, O-ring, and silicone grease, providing everything needed for a proper battery replacement and seal maintenance.
- ENHANCED DURABILITY - The included silicone grease ensures a watertight seal, protecting your dive computer from water damage and extending its overall lifespan in harsh conditions.
- PEACE OF MIND - Using this genuine Aqualung battery kit ensures that your dive computer maintains its warranty and operates at its peak performance during every dive.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01N3D0XFZ |
| Best Sellers Rank | #144,433 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #15 in Diving Electronics |
| Brand Name | Aqualung |
| Customer Reviews | 4.7 4.7 out of 5 stars (101) |
| Date First Available | February 8, 2017 |
| Item Dimensions LxWxH | 2.5 x 2.5 x 0.1 inches |
| Item Package Dimensions L x W x H | 2.76 x 2.6 x 0.28 inches |
| Manufacturer | Aqualung |
| Material | Silicone |
| Package Weight | 0.02 Kilograms |
| Part Number | NS911148 |
| Warranty Description | This product comes with a full manufacturer warranty. |

## Product Details

- **Brand:** Aqualung
- **Item dimensions L x W x H:** 2.5 x 2.5 x 0.1 inches
- **Manufacturer:** Aqualung
- **Material:** Silicone
- **UPC:** 053242319829

## Images

![Aqua Lung Dive Computer i300 / i550 Battery Kit - Image 1](https://m.media-amazon.com/images/I/51q4G1G4eGL.jpg)

## Questions & Answers

**Q: What size is this o-ring?**
A: Don’t know, comes on a kit with the battery and some silicon gel

**Q: Does this battery kit work with the aqualung i450t wrist computer?**
A: The 450T takes a CR2450 which is advertised in this kit. The real question is if the oring fits the i450t.

**Q: Does this work with the i200 ?**
A: If you are asking if the i200 will Bluetooth sync to the i300, I do not believe they will.

**Q: does this come with the tool to open the battery compartment?**
A: Yes mine did come with the tool o ring grease and the battery hope this helps.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works great
*by W***E on February 21, 2025*

Fixed my dive computer - works very well. It can be a little tricky to get the gasket back on, but lube it well and it fits on i100 AquaLung computer

### ⭐⭐⭐⭐⭐ Direct fit
*by C***P on January 7, 2025*

Prompt delivery and a direct fit.

### ⭐⭐⭐⭐⭐ Perfect replacement for my AL Dive Computer
*by J***E on July 18, 2024*

Was easy to install and no issues so far.

## Frequently Bought Together

- Aqua Lung Dive Computer i300 / i550 Battery Kit
- Duracell 2450 Lithium Battery, 1 Count (Pack of 1), Coin Batteries for Key Fob, Car Remote, Watch, CR2450, 3 Volt (3V) Cell

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-01-25*