Specification: Prduct name: Pen Shape 5mW 532nm Laser Pointer Function For Astronomers Light color: green light Wave Length Range: 532nm Material Copper Power Supply 2 X AAA batteries (included) Operation Voltage(V) 3.0V Working Temperature (degree): 0 C - 40 C Weight: 155g Size: 15.5 x 1.7 x 1.5cm(length x head x body diameter) Features: Suitable for aiming, positioning Convenient and practical to use Superb for professionals and amateurs Package included: 1 x Pen Shape 5mW 532nm Laser Pointer 2 x aaa batteries
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