Title: 9LED Red Light 625nm Flashlight Can Assist in Searching for Blood Vessels for Beekeeping Description: Product Model: GM103-9LED [Product Size]: Φ 29 * 95mm Large (Net Weight 50G) [Product Size]: Φ 26 * 86mm Purple Light Small (Net Weight 35G) Net weight of the product: 50 [Product Material]: Aluminum Alloy 【 LED Specification 】: 9 F5 round head red LEDs 620-670NM [Power Specification]: 3 * AAA (i.e. 3 No. 7 batteries, unit price does not include) [Switch gear]: First gear (one on, one off) Maximum brightness: 50LM Lighting time: About half an hour for regular batteries and about two hours for alkaline batteries Maximum range: 10-100 meters Lens Material: ABS Material [Outer box size]: 38 * 24 * 38CM, 200 pieces in Gross net weight: 12/11KG [Product Features]: Portable Red Light Flashlight: Can be used for darkroom lighting. The red light source is not sensitive to animals and can be used to observe small animals. The product is made of durable aluminum alloy material and has reverse polarity to protect the LED chip from burning out. It is used for lighting purposes. (It can also assist in finding blood vessels in the arm. People with fat and thick flesh have poor results, but using it in the darkroom can find large blood vessels and veins.)“