of the object Condition: 100% New Manufacturing: China, Chinese products of local factory for sale Product name: Red light flashlight Material: Aluminum Alloy Color: Black Wavelength: 665-670nm Size: 96*28mm Light Color: one mode red lights Power by: 3 x AAA battery (not included) Skid-proof design & waterproof design. Features: Red light against deteriorating eyesight Regular "light shower" counteracts age-related retinal fatigue Such an LED flashlight with red light of 670 nanometers wavelength can possibly counteract the deterioration of visual performance in old age. The package includes 1x Red Flashlight NOTE: The actual color and shape of the item may look slightly different from the images due to technical improvement and manufacturing variation or the color difference of the computer screen.