Can a digital countdown watch with wires and stuff actually detonate a C4 like in the movies and games or not?

Like in the game Counter Strike, a brick of C4 has some wires and a clock attached to it. Will it detonate after the clock countdowns to 00:00 in real life? Or do you really need to go get long wires and a detonator button to make it explode? Is there such a thing as this, or is this even possible in real life? Has... show more Like in the game Counter Strike, a brick of C4 has some wires and a clock attached to it. Will it detonate after the clock countdowns to 00:00 in real life? Or do you really need to go get long wires and a detonator button to make it explode? Is there such a thing as this, or is this even possible in real life? Has the military ever used such a thing? A clock timed C4?

In the game Delta Force, I can use a WIRELESS detonator switch that's about the size of a White board Pen to detonate a small bag of C4. Is there such a thing in real life? A wireless detonator switch stick?
6 answers 6