Grünen Laser-Pointer

INSTRUCTION: This high-quality laser pointer incorporates the latest technology in purple laser optics and Microelectronics.Use your laser pointer to point at any desired targets , project screens , or Video monitors,, presentations , museum and tour guides , point at the stars,and inspection. The laser pointer carries a limited warranty 30days , if a failure occurs , Do NOT try to open the laser unit. To do so will void the warranty . USE: Press the button switch to turn the laser ON. Release the switch to turn it OFF. Insert batteries: Unscrew the end cap , insert batteries with positive end upward and screw the end cap. Use alkaline batteries. Specifications: Batteries:2*AAA(1.5Volt) Output Mode: Constant Wave Laser Wave Length: 532nm Output power:1-50mW,100mW,20mW Safety Precaution: DO NOT LOOK INTO THE APERTURE OF THE LASER BEAM. Laser radiation is potentially harmful! Do not directly aim into eye. warranty 6 months