Has a military style fly off lever assembly with a triple safety twist, pull and release system. It is designed with a 2 second delay incorporated within the base ejecting sound unit which is constructed from tough recyclable plastic. The delay/sound unit within the device is full waterproofed as an addition benefit for the end user. The body is constructed from cardboard which is both a strong durable and cost effective material, and can be easily adapted to be a fully waterproof device. The overall design and shape of the M12 ensures that it will fit modern assault vests and webbing equipment currently on today’s market. The new Gen-4 M12 Distraction is even more powerful than the old M13 Thermobaric, putting out 133db! Safety Distance - 5 Meters Fuse burn Time - 2 Second (+/-0.5 sec) Smoke Emission Time - N/A Sound Level (db) - Single bang at 15 feet - Now 133db (+/- 2%)! Output - Light smoke Product motion from test point - See Fragment Zone Fragment Zone - Maximum 5 meters Destruction - Cardboard disc maybe blown from tube Safety Equipment - Please refer to Product MSDS & User instruction Product Dimensions - Height 121mm x Width 44mm The use of this product is intended for military / law enforcement / private security training and simulation / paintball & air-soft use and similar "war activities" . The use of this product requires eye protection, ear protection and gloves.