Check the listing for details. 589nm 593nm Yellow Light Fixed Focus Mini Laser Module. Condition: New. Listed at 87.49 USD. Note: the color of the laser shell will be shipped randomly.Product structure design features:1. The outer shell adopts 6061 aviation aluminum, NC turn-milling process, and adopts three-stage hard oxygen treatment.2. Built-in rechargeable polymer lithium battery, TYPE-C direct charge, convenient and practical.3. Touch the button to start, press for a long time to adjust the power.4. The original design is mini and portable, smaller than a cigarette case.Specification parameters:Form factor: 85**37*15.5mm.Shell material: 6061 aviation aluminum.Surface treatment: surface oxidation black / army green two colors.Output wavelength: 593nmGear setting: light up with a light touch and dimming with a long press of the infinite.Switch mode: touch self-lock.Center wavelength: selected.Output power: ＜5mWAverage power: optional.Circuit control: 5V boost or 5V buck, which should be driven according to the laser diode.Circuit efficiency: boost and buck conversion efficiency more than 93%.Flare form: dotted.Beam pattern: continuous linear.Spot size: about 5m < Zhong 8-12mm.Focus mode: fixed focus.Focusing method: non-focusing.Waterproof level: not waterproof.Operating current: 3. 7V @ 100-380mA.Battery type: built-in polymer rechargeable cell.Battery direction: built-in battery, anti-reverse port.Battery capacity: 1000mAh.Operating voltage: DC=3. 7V.Starting voltage: DC=2. 5V.Preheating time: 593nm yellow light needs to be preheated when it is below 25 degrees, but not for other wavelengths.Operating temperature:-10 °C ~ + 60 °C.Storage temperature:-10 "carbon dioxide 40C"Packing: black or gold metal box.Product net weight: 85-90g (this weight single laser).Product gross weight: 120-125g (this weight includes packing metal box).Charging method: TYPE-C direct charge.Note: this price includes one laser and one packing box.PACKAGE:1*589nm 593nm Yellow Light Fixed Focus Mini Laser Module