Meco Pen Shape 2-In-1 5mw 532nm Green Light Laser Pointer+aaa

Specification: Prduct name: 2-in 1 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: 155g Size: 16.5 x 1.7 x 1.5cm(length x head x body diameter) Features: Two patterns for more use. Suitable for aiming, positioning Convenient and practical to use Superb for professionals and amateurs Package included: 1 x 2-in 1 Pen Shape 5mW 532nm Laser Pointer 2 x aaa batteries