Specification: : Light pointer color: green Output mode: constant wave Source: AAA X2 battery (not included) Size: 14 x 150 mm Technical parameters: fixed method, point, continuous output Green light pointer wavelength: 532 nanometers Output power: 5 MW Working voltage DC = 3.0 Volts Shooting voltage: DC = 2.8 Volts Purpose: : Press the button to open it. If it shuts down, release the button to close it. It will be used to display any desired goal on the projection screen, video display and presentation. It can also be used in forensic medicine, lighting, indicators, calibration, sky signs (astronomy) or just good. Use notes: : Friendly Tip: green light pointer is high power. So the battery will run out soon. Please don't keep the green light pointer for more than 20 seconds or it will burn easily from inside. Green light pointer beams are absolutely not allowed to shine in front of humans and animals! Remove the battery when it's not in use, so it won't consume the battery. If you find that the brightness of the green light pointer beam is seriously reduced, please note that the battery is recharged or replaced. Package includes: : 3 x green light pointer 3 x removable multi-pattern cap
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