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- Latest best price
- £17.99
- Typical price
- £17.99
- Lowest observed
- £17.99
How we judge a deal · 2 observed days in the last 30 days
We compare the lowest recorded retailer price on the latest observed day with the median of earlier daily lowest prices in the last 30 days. A good deal is at least 5% lower, with at least seven earlier days of history and a price observed within two days. Missing days are not estimated. Prices may exclude delivery and can change at the retailer.
Price History — Last 30 Days
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Description
Protect yourself against unwanted visitors! Prevent anyone from getting past you without your noticing it! You won't have to lay any cables or install light barriers: with the Franzis Build Your Own Alarm System Kit you can build your own small security d
Protect yourself against unwanted visitors! Prevent anyone from getting past you without your noticing it! You won't have to lay any cables or install light barriers: with the Franzis Build Your Own Alarm System Kit you can build your own small security device. The Kit includes all the components required to build it without much effort, you just solder the components to the pre-assembled circuit board. Even if you do not have any experience in soldering it won't be a problem! The set-up is simple and the detailed instructions explain how to, step by step.How it works: The Franzis alarm system responds to variations in air pressure that arise when doors or windows are opened or closed. Without any complex installations, unwanted visitors can now be caught in the act. The Franzis alarm system comes with additional alarm inputs and outputs (one of each kind) so you can freely attach further alarm devices or sensors.
Product details
- Barcode / identifier
- 9783645652933
- Brand
- Franzis
- Manufacturer part number
- 9783645652933
- Category
- Toys - Construction
- Category path
- Toys and Gifts > Toys > Construction
Where to Buy
Ad · Affiliate link
Search for this product on Amazon →Search results may include other models. Check the exact variant before buying. Amazon prices are not tracked here yet.
- Availability:
- Reported in stock
- Listed delivery:
- £1.99
- Delivery estimate:
- 2 days
- Condition:
- new
Retailer details recorded 3 Nov 2026. Confirm stock and delivery at the retailer.
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