Description of the objectCondition: NewManufacturing: China, Chinese products of local factory for saleProduct name: Red light flashlightMaterial: Aluminum AlloyColor: BlackWavelength: 665-670nmSize: 96x28mm Light Color: one mode red lightsPower by: 3 x AAA battery (not included) Skid-proof design and waterproof design.Features:Red light against deteriorating eyesightRegular ""light shower"" counteracts age-related retinal fatigueSuch an LED flashlight with red light of 670 nanometers wavelength can possibly counteract the deterioration of visual performance in old age.The package includes1x Red FlashlightNOTE: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. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.