In a large car park, the limited bleeper range can sometimes give cause for concern, but now I’ve learned of two easy remedies.
You may be able to double the bleeper range just by putting it next to your head, since your brain contains a lot of water.
Failing that, you can extend the range even further by putting it next to a bottle of water or indeed any container of water.
It’s all explained in the following bizarre YouTube clip …
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