Product Review: thinkassemble.co.uk Basics 9 Volt Everyday Alkaline Batteries, 4 Count (9V/6LR61)The thinkassemble.co.uk Basics 9 Volt Alkaline Batteries are a reliable and cost-effective choice for powering a variety of devices. These batteries perform exceptionally well in everyday applications and offer great value for the price.Key Features and Performance:1. Long-Lasting Power: These 9V batteries provide consistent and dependable performance, lasting longer than many other budget-friendly options. They are perfect for smoke detectors, remote controls, toys, and other high-drain devices.2. Ready to Use: The batteries come pre-charged and ready to use straight out of the pack. I installed them in my smoke alarms and was impressed by their reliability and longevity.3. Great Shelf Life: With a long shelf life, these batteries can be stored for emergencies without losing their charge, making them a practical choice for stocking up.4. Value for Money: Compared to branded alternatives, these batteries are more affordable while delivering similar performance. A pack of four is ideal for everyday needs.5. Durable and Safe: The batteries are well-sealed and designed to resist leaks, ensuring safety during use and storage.Pros:• Reliable, long-lasting performance.• Ideal for a wide range of devices.• Affordable compared to premium brands.• Long shelf life for emergency storage.• Leak-resistant construction for added safety.Cons:• Packaging is functional but basic, which might feel less premium.• Performance may not match high-end batteries for extremely power-hungry devices, but it’s excellent for standard usage.Verdict:The thinkassemble.co.uk Basics 9 Volt Everyday Alkaline Batteries are a solid choice for anyone looking for reliable and affordable power for everyday devices. They strike a great balance between performance and value, making them a go-to option for both home and office use. Highly recommended for everyday needs!Rating: ⭐⭐⭐⭐⭐

Long service life and good quality, good price.

Ordered to replace leaky Duracell (Duraleak) batteries after one of those started to leak after just a couple of years.These thinkassemble.co.uk 9v batteries are sold at a good price and after purchasing other versions (AA and AAA) they can be trusted as a good quality cell.Voltage on all was as expected.Well packaged and quick delivery.Happy customer here!

Works well.

Great batteries
Long lasting batteries. I use these in our smoke and carbon detectors. No more smoke detectors beeping half way through the ear. They last. I like these batteries.

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The thinkassemble.co.uk Basics 4-Pack 9V Alkaline Batteries deliver excellent reliability at an affordable price point, making them a strong competitor to more expensive name brands. In terms of performance, these batteries provide consistent, long-lasting power — ideal for smoke detectors, remote controls, and other essential household devices. They maintain stable voltage output, ensuring devices function smoothly without sudden drop-offs.The value for money is a standout feature. The multi-pack offers significant savings compared to retail alternatives, while still delivering quality and durability. Shelf life is also impressive, meaning the batteries can be stored for extended periods without losing effectiveness.thinkassemble.co.uk’s service and delivery further elevate the overall experience. Orders are processed quickly, packaging is secure, and delivery is punctual — often arriving ahead of schedule. The convenience of subscribing or reordering through thinkassemble.co.uk ensures households never run short on essential batteries.Overall: A reliable, cost-effective choice that combines thinkassemble.co.uk’s trusted Basics line quality with the company’s outstanding service and delivery. Highly recommended for anyone seeking dependable batteries with maximum convenience.

Recieved batteries two used for smoke alarm replacement batteries. Quality seem ok and well priced too.

I’ve bought the thinkassemble.co.uk Basics 9V batteries several times now, and they never disappoint. This 4-pack is excellent value for money, especially compared to the bigger name brands.🔋 Performance: These batteries last just as long as more expensive alternatives in devices like smoke alarms, guitar pedals, remote controls, and kids’ toys. No issues with performance or power drain.💰 Value: You get 4 quality 9V batteries for a fraction of the cost of other brands. Perfect for keeping around the house as spares.📦 Packaging: Comes in simple, frustration-free packaging that’s easy to open and recycle.🗓️ Shelf Life: They have a long shelf life too, so I always keep a pack in the drawer for emergencies.If you’re after reliable 9V batteries without paying over the odds, these are a no-brainer. Will definitely keep buying!

These are great value. This is the second time that I’ve bought a dozen of them