Eachine1 Pen Shape 5mw 532nm 5-Patterns Green Light Laser Pointer+aaa

Specification: Prduct name: 5 Patterns 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): 0C - 40C Weight: 165g Size: 16.5 x 1.7 x 1.5cm(length x head x body diameter) Features: 5 patterns for different use Can be pointed at any target, such as photos, blackboards, video monitors. Simply push the button to see the striking green beam of light shoot forth. Suitable for aiming, positioning Convenient and practical to use Superb for professionals and amateurs Package included: 1 x Pen Shape 5mW 532nm Laser Pointer 5 x Patterns 2 x aaa batteries