It doesn't, but shipping is $5, still way cheaper.
Also, free shipping only kicks in at $35, so technically this doesn't either.
It doesn't, but shipping is $5, still way cheaper.
Also, free shipping only kicks in at $35, so technically this doesn't either.
Cheap items/electronics can be more expensive on Amazon than direct, though.
Amazon:
Direct:
You would need to put your keys in a faraday cage.
Distance doesn't matter, as they can just use a bigger antenna or better amplifier. You find footage of people using large loops of wire to capture the signal from the keys