Sell SD303 532nm Green Hanging Laser Pointer Pen Visible Beam Light best price

Features: Perfect choice for classroom teaching. Also used in meeting rooms. Fast responding. Green laser light. Long light range. Description: Surface treatment: hard anodizing black Wave length: 532nm Safety level: Class II Circuit control: APC Flare forms: plaque-forming - circle Beam style: continuous line Spot size: 6M place;φ10mm Working voltage: DC=3.0-3.7V Preheat time: 3seconds Working temperature: 15 degrees C to 35 degrees C Storage temperature: minus 10 degrees C to 40 degrees C Power by: 1 X 18650 battery(Not included) Model: SD303 Wave length: 532nm Output power: less than 1mw Switch: constant on/off button Focus mode: adjustable Expected lifetime: 8000 hours Working time: 1hours Laser range: 1000-8000meters Max brightness: 350lm Specification: Body Color: Black Laser Color: Green Dimensions:160mmx22mmx22mm Body material: aerometal Package Include: 1 x Laser Pointer with laser head