PTM (Patient Timed Marker, single colored – red): Made in China
The marker measures 3 5/8 inches wide by 2 inches tall and are ¼ inch thick including the Velcro backing. There is male (“hard side” or “hook”) Velcro on the back of the body of the light, with a matching female (“soft side” or “loop”) Velcro piece that has 3M adhesive on its back, so the light can be affixed to almost anything or anyone. Non-replaceable battery.
The Patient Timed Marker (PTM) is a casualty assessment tool with a run time of 200 hours. The light is controlled by a simple on/off switch. Press the control button once to turn the light on, hold the button for 1 second to turn the light off. Press the button once to turn the LED on. After 5 minutes the LED will flash every one second for 55 minutes, then will the PTM will turn itself off. Pushing the button twice caused the LED to flash for one hour. Pushing the button three times will slow-flash for three hours. Press and hold the button for two seconds during any mode of operation to shut the PTM off. All of the times will reset upon reactivation. (Made in China)