3 LEDs with peak wavelengths of 495 nm , LED flashlight

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This LED flashlight features 3 LEDs with peak wavelengths of 495 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 20 to 30 hours. Batteries are not included.