The Jammer candy cane shaped device hangs on the inside of a door hinge, which prevents it from closing. The Jammer is suitable for use by emergency services personnel. It is easy and fast to set, fits nearly any door, and stays in place until removed. It is also very convenient and easy to carry. Once set, the Jammer stays in place until removed. Opening and closing the door will not dislodge the device. The device fits easily in a shirt pocket, service vest, or helmet. Its high-visibility yellow color allows firefighters to mark a room. It quickly identifies the door entered. Custom colors and printing available.
For more information, visit www.thejammerusa.com.