Meco Parallel Laser Three-Way Semiconductor Light Source Laser Optical Physics Equipment

Description: Three-way Semiconductor Parallel Laser is used for Physics Optical Teaching or lab experiment. Specification: Material:ABS Size: About 10x6x2.2cm Weight:100g Magnet Amount: 4 Laser wavelength: 650nm Battery type: AAA battery x 2 Features: 1. Bottom of the laser has four strong magnets, can be attached to the blackboard or teaching whiteboard, very convenient for teaching demonstration. 2. Laser Heads are movable, can adjust the angle by yourself. 3. 3 switches, can choose 3 way laser at the same time. Package Include: 1 x Parallel Laser