Fixed focus; Widely used in various laser pointing, teaching demonstration with a laser light source, laser positioning, teaching command, architecture exhibition control instructions.Note: Working temperature: +15~+35#39;C. (In winter, if temperature is low outside of room, please warm up the laser pen inside pocket Or room for 15 mins). Otherwise it will affect the normal work. Don#39;t work in low temperature environment.nbsp;Storage temperature: 10~+40#39;C;Cautions: Keep out of reach from children. Avoid direct eye exposure to laser beam. Don#39;t keep the laser on continuously for more than 30 seconds, or it will get burnt from inside easily.GeneralBrandJDModelJD850Quantity1SetColorBlackMaterialAluminum alloySpecificationLaser Power1dB/mWWave Length532nmLaser ColorGreenOutput ModeOptical PumpExcitation ModeOptical PumpWorking Voltage3.7VWorking Current600mABattery1 x 16340 (included) Dimensions Weight Dimensions 4.33 in x 0.87 in x 0.87 in (11 cm x 2.2 cm x 2.2 cm) Weight 2.47 oz (70 g) Packing List 1 x Laser pointer1 x 2-flat-pin plug battery charger1 x 16340 battery1 x Box:
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