---
product_id: 66514940
title: "Ultimate Lithium 9 Volt Battery"
brand: "energizer"
price: "€ 35.98"
currency: EUR
in_stock: true
reviews_count: 8
category: "Energizer"
url: https://www.desertcart.hr/products/66514940-ultimate-lithium-9-volt-battery
store_origin: HR
region: Croatia
---

# 10-year backup life 20% longer runtime Operates -40°F to 140°F Ultimate Lithium 9 Volt Battery

**Brand:** energizer
**Price:** € 35.98
**Availability:** ✅ In Stock

## Summary

> ⚡ Power that outlasts the rest—because your devices deserve the ultimate.

## Quick Answers

- **What is this?** Ultimate Lithium 9 Volt Battery by energizer
- **How much does it cost?** € 35.98 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/66514940-ultimate-lithium-9-volt-battery)

## Best For

- energizer enthusiasts

## Why This Product

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

## Key Features

- • **Featherweight Energy:** Weighs 25% less than traditional alkaline batteries—light on your devices, heavy on performance.
- • **Extreme Climate Ready:** Performs flawlessly from freezing -40°F to scorching 140°F—perfect for any environment or season.
- • **Extended Playtime Power:** Lasts 20% longer in toys compared to standard alkaline batteries—keep the fun going without interruptions.
- • **Decade-Long Dependability:** Up to 10 years of reliable backup power in smoke detectors—never worry about unexpected failures.
- • **Leak-Resistant Durability:** Engineered with leak-resistant construction to protect your devices and extend their lifespan.

## Overview

Energizer Ultimate Lithium 9 Volt Battery delivers unmatched longevity and reliability with up to 10 years of backup life, 20% longer runtime in toys, and exceptional performance in extreme temperatures ranging from -40°F to 140°F. Its lightweight, leak-resistant design ensures your critical devices stay powered and protected, making it the premium choice for professionals and tech-savvy users who demand the best.

## Description

Energizer Ultimate Lithium batteries are the best and longest-lasting disposable batteries in high-tech devices, offering superior performance when used in high-tech devices. Why go a day without the devices you count on the most? Depend on Energizer Ultimate Lithium batteries for your most critical devices for work, play and home.

Review: Great batteries great price. - Great long lasting durable batteries! If you can afford extra for lithium go for it they are worth it.
Review: Long Lasting for Garage Door Keypad - I use a 9V battery in my garage door keypad. I do not use the keypad often so I need a battery that can last many years through all outdoor weather (hot and cold). These are more expensive than regular alkaline 9V batteries but over time the cost pays off with longevity.

## Features

- Up to 10-year backup battery in AC-powered smoke detectors
- Last up to 20% longer in toys versus Energizer MAX
- Weigh 1/4 less than standard alkaline
- Perform in extreme temperatures from -40 DegreeF to 140 DegreeF
- Leak-resistant construction

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN  | B00MDWCKBK |
| Batteries  | 1 AAA batteries required. |
| Best Sellers Rank | #451,284 in Health & Household ( See Top 100 in Health & Household ) #301 in 9V Batteries |
| Customer Reviews | 4.3 4.3 out of 5 stars (45) |
| Date First Available  | August 31, 2014 |
| Is Discontinued By Manufacturer  | No |
| Item model number  | Ultimate Lithium |
| Manufacturer  | Energizer Batteries- Consumables |
| Product Dimensions  | 0.72 x 3.7 x 4.5 inches; 1.41 ounces |

## Product Details

- **Battery Cell Composition:** Lithium Metal
- **Brand:** Energizer
- **Number of Batteries:** 1 AAA batteries required.
- **Recommended Uses For Product:** Smoke Detectors
- **Unit Count:** 1 Count

## Images

![Ultimate Lithium 9 Volt Battery - Image 1](https://m.media-amazon.com/images/I/71yjmB+iiRL.jpg)

## Available Options

This product comes in different **Size, Unit Count** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great batteries great price.
*by K***1 on October 31, 2025*

Great long lasting durable batteries! If you can afford extra for lithium go for it they are worth it.

### ⭐⭐⭐⭐⭐ Long Lasting for Garage Door Keypad
*by A***S on March 19, 2024*

I use a 9V battery in my garage door keypad. I do not use the keypad often so I need a battery that can last many years through all outdoor weather (hot and cold). These are more expensive than regular alkaline 9V batteries but over time the cost pays off with longevity.

### ⭐⭐⭐⭐⭐ Long lasting 9 volt battery
*by J***H on June 20, 2024*

I used this product for a Klein circuit breaker finder

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**Shop now:** [https://www.desertcart.hr/products/66514940-ultimate-lithium-9-volt-battery](https://www.desertcart.hr/products/66514940-ultimate-lithium-9-volt-battery)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-04-22*