--- product_id: 65828380 title: "Lithium battery 9 Volt, E-Block, U9VL, U9VL-J" brand: "ultralife" price: "KSh5026" currency: KES in_stock: true reviews_count: 13 category: "Ultralife" url: https://www.desertcart.co.ke/products/65828380-lithium-battery-9-volt-e-block-u9vl-u9vl-j store_origin: KE region: Kenya --- # 10-year lifespan 1200mAh high capacity -20°C to +60°C wide temp range Lithium battery 9 Volt, E-Block, U9VL, U9VL-J **Brand:** ultralife **Price:** KSh5026 **Availability:** ✅ In Stock ## Summary > 🔋 Stay powered for a decade — because your safety deserves no compromises. ## Quick Answers - **What is this?** Lithium battery 9 Volt, E-Block, U9VL, U9VL-J by ultralife - **How much does it cost?** KSh5026 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.ke](https://www.desertcart.co.ke/products/65828380-lithium-battery-9-volt-e-block-u9vl-u9vl-j) ## Best For - ultralife enthusiasts ## Why This Product - Trusted ultralife brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built for Extremes:** Operates flawlessly from freezing cold to scorching heat (-20°C to +60°C). - • **Power That Outlasts:** Lasts 5x longer than alkaline batteries, so you’re always ready. - • **Peace of Mind Battery:** Say goodbye to annoying low-battery chirps and frequent replacements. - • **Versatile Compatibility:** Perfect for smoke detectors, medical devices, security systems, and more. - • **Decade-Long Dependability:** Up to 10 years of reliable power in smoke detectors and alarms. ## Overview The Ultralife U9VL 9 Volt Lithium Battery delivers a robust 1200mAh capacity with a lifespan up to 10 years, outperforming standard alkaline batteries by 5 times. Designed for critical devices like smoke detectors, medical equipment, and security systems, it operates reliably across a wide temperature range (-20°C to +60°C). This single-use lithium battery ensures long-term, maintenance-free power, eliminating frequent replacements and low-battery alerts. ## Description Ultralife Lithium Power Cell U9VL Ultralife 9 Volt Lithium Battery U9VL, 10 Year Long-Term Battery The Ultralife U9VL 9 Volt Lithium Battery is a standard 9 volt device battery that lasts about 5 times longer than conventional 9-volt alkaline batteries and 10 times longer than zinc-carbon batteries. With up to 10 years life expectancy in ionisation smoke detectors, the Ultralife 9 Volt battery is the first choice for smoke detectors, alarm systems and similar devices designed for use up to 10 years. These batteries are also ideal for all 9 volt applications, such as medical devices, wireless alarm and security systems, music, audio and industrial products, smoke detectors (suitable for almost all standard smoke detectors, for more information see the operating instructions of the smoke detector) and many other devices. Technical data (Ultralife lithium battery U9VL, not rechargeable): system: U9VL, 6AM6 lithium manganese dioxide Li/MnO2 battery voltage: 9.0 volts nominal capacity: 1200 mAh dimensions (L x W x H): 17.5 x 26.5 x 49 mm Weight: 36.4 g Temperature range: -20 °C to +60 °C designations: U. 99VL, U99VL-J, U9VL-FP, SLM 9, 6FR61 Review: The Fire Alarm Battery - If like me you were fed up of the frequent ‘bleep’ from your fire alarm, then this is more than likely the battery you are going to need. Upon looking inside, this was the type required and whilst it can seem expensive for one battery, it boasts a good battery life and you won’t need to buy another for years to come. Review: Good - Good ## Features - Ultralife Lithium Power Cell U9VL, U9VL-J-P - Ultralife 9 volt lithium battery U9VL, 10-year long-term battery - The Ultralife U9VL 9 volt lithium battery is a standard 9 volt device battery that lasts about 5 times longer than conventional 9 volt alkaline batteries and 10 times longer than zinc-carbon batteries. Warning: not rechargeable, as disposable lithium battery - With up to 10 years life expectancy in ionisation smoke detectors, the Ultralife 9 volt battery is the first choice for smoke detectors, alarm systems and similar devices designed for use for up to 10 years - Such as medical devices, wireless alarm and security systems, music, audio and industrial products, smoke detectors (suitable for almost all standard smoke detectors, for more information see the operating instructions of the smoke detector) ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B000NTMG3W | | Antenna Location | Alarm,Medical Devices | | Battery Capacity | 9 Volts | | Battery Cell Type | Lithium Metal | | Battery capacity | 9 Volts | | Battery cell composition | Lithium Metal | | Best Sellers Rank | 10,608 in Electronics & Photo ( See Top 100 in Electronics & Photo ) 885 in Disposable Household Batteries | | Box Contents | batteries | | Brand | Ultralife | | Brand Name | Ultralife | | Compatible Phone Models | U9V J, U9VL | | Customer Reviews | 4.3 out of 5 stars 62 Reviews | | Item Dimensions | 18 x 27 x 49 millimetres | | Item Weight | 36.4 Grams | | Manufacturer | Ultralife | | Model Name | ULTRAlife | | Model Number | Ultralife Lithium U9VL | | Number of Batteries | 1 9V batteries required. | | Number of batteries | 1 9V batteries required. | | Recommended uses for product | Alarm,Medical Devices | | Reusability | Single Use | | Unit Count | 1.0 count | | Unit count | 1.0 count | | Voltage | 9 Volts | ## Product Details - **Battery capacity:** 9 Volts - **Battery cell composition:** Lithium Metal - **Brand:** Ultralife - **Number of batteries:** 1 9V batteries required. - **Recommended uses for product:** Alarm,Medical Devices ## Images ![Lithium battery 9 Volt, E-Block, U9VL, U9VL-J - Image 1](https://m.media-amazon.com/images/I/61FDHi-4RiL.jpg) ![Lithium battery 9 Volt, E-Block, U9VL, U9VL-J - Image 2](https://m.media-amazon.com/images/I/616uY43bPeL.jpg) ![Lithium battery 9 Volt, E-Block, U9VL, U9VL-J - Image 3](https://m.media-amazon.com/images/I/61DzhA5-F3L.jpg) ![Lithium battery 9 Volt, E-Block, U9VL, U9VL-J - Image 4](https://m.media-amazon.com/images/I/61HGGGcCYeL.jpg) ![Lithium battery 9 Volt, E-Block, U9VL, U9VL-J - Image 5](https://m.media-amazon.com/images/I/61vnEH+jLGL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ The Fire Alarm Battery *by C***R on 18 July 2024* If like me you were fed up of the frequent ‘bleep’ from your fire alarm, then this is more than likely the battery you are going to need. Upon looking inside, this was the type required and whilst it can seem expensive for one battery, it boasts a good battery life and you won’t need to buy another for years to come. ### ⭐⭐⭐⭐ Good *by A***N on 6 March 2026* Good ### ⭐⭐⭐⭐⭐ Battery *by T***B on 11 July 2024* Appears to be good battery . Bought for voltmeter tool . Works fine . Will buy again likely enough. ## Frequently Bought Together - Ultralife Lithium battery 9 Volt, E-Block, U9VL, U9VL-J - Ultralife 9 V Lithium (SLM 9 V Lithium Battery 9 Volt Set of 5 - Ultralife 9V Block Lithium Battery Pack of 10 Ultralife Type U9VL-J-P --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.ke/products/65828380-lithium-battery-9-volt-e-block-u9vl-u9vl-j](https://www.desertcart.co.ke/products/65828380-lithium-battery-9-volt-e-block-u9vl-u9vl-j) --- *Product available on Desertcart Kenya* *Store origin: KE* *Last updated: 2026-07-28*