590nm LED flashlight , Brightness 0.4mW/cm2(from 5cm distance), 3.5 Lumens, Peak Wavelength 590nm

This LED flashlight features 3 LEDs with peak wavelengths of 590 nm.
The tail cap has a push button for momentary operation.
Twist the switch for constant on. This flashlight has only an ON/OFF mode.
The body is crafted from aluminum and measures 145 mm in length, with a head diameter of 26 mm and a body diameter of 18 mm.
The runtime is 12 hours. Batteries are not included.