Will the Dumbum 2G petard from the Czech brand Klásek Trading succeed in the world competition? Something tells us it will. And the something probably is the sound effect with an explosive force of 120 dB at a distance of 15 metres.

The petard was launched as a novelty in 2017 and it‘s ignited by lighting the wick. This fireworks is classified as F3, so only people older than 21 can buy and fire it.

Firecracker Dumbum 2G

A safe way to fire a petard

A petard is designed exclusively for outdoor use! Place the petards on the ground individually and light the end of the fuse. Once ignited, immediately move at least 15 metres away from the product.

Warning: Never light the firecracker in your hand.

The petards technical parameters

Dumbum 50

Product weight8 g
Pyro compound weight2 g
Package weight [20pcs]180 g
Product size ∅ 16 x 64 mm
Product codeP5DU
ManufacturerKlásek Trading
Category (class)F3
Reg. No.0163-F3-0263
BAM codenot allocated
Performance characteristicsB: 120,0 dB (A) @ 25 m
Product typeFirecracker

Disposal instructions

If the firecracker hasn’t worked within 20 minutes of igniting it, immerse the firecracker in a tank of water for 24 hours and then bury it in the ground.

Product Warning:

VýbuchNo smoking! Danger of fire or particle damage. Protect from heat, hot surfaces, sparks, open fires and other ignition sources. Do not expose to grinding/shocks/friction.
Wear protective gloves / protective clothing / safety goggles.
In case of fire:
Clear the area. Due to danger of an explosion, retreat to a safe distance. DON’T PUT THE FIRE OUT if it reaches the explosives. Danger of explosion. Keep only in the original package. Remove the contents/packaging by handing over to an authorised person for disposal.