The CuffMate is a handy light designed specifically for law enforcement. This extended-reach handcuff key and flashlight combination is offers a super-bright multi-directional LEDs. The CuffMate features a double locking pin and unlocking key that fits S&W, Hiatt, American, Peerless, Quik-Kuf, and HWC handcuffs. The is hands down the simplest and easiest lighting solution for anyone using handcuffs. Swiveling key ring connector and key ring are included so you can put the CuffMate to use easily as soon as you get it.