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Wavelength: 520nm Power: 500mW Adjustable focus! PWM/TTL: 0-5V, frequency<18K Before buying, it's best to read: 1. The laser power module is relatively large, and eye touch is prohibited. Otherwise, permanent blindness may possibly occur at your individual risk! 2. Do now not use in flammable and gas surroundings to avoid fire and explosion. 3. Children are prohibited from entering touch with this laser product. 4. Do no longer open the module to forestall damage. 5. Support the use of 5V PWM sign to administer power, this product is 500mW, and there may be also a 1W inexperienced mushy with a matching appearance but greater power! This laser can be used to switch right into a laser fowl repeller, Laser chook repelling principle: For birds, vision is probably the most sensitive, particularly for inexperienced lasers with wavelengths of 520-532nm. The laser bird repeller makes use of this selection to generate a inexperienced laser throughout operation, simulating the circumstances for biological visible reflection. When the golfing green laser sweeps over, the chook looks like it sees a inexperienced stick, reaching the chicken repelling impact Birds are frightened of green light, in order that they emit a strong inexperienced beam from the laser transmitter, which has a gigantic deterrent influence on the "bird generation". The laser chicken repellent emits a placing moment point inexperienced laser that is visually safe. When it moves close by birds, it startles them and reasons them to panic and flee. The inexperienced laser beam it emits can scan runways and grasslands. This product is appropriate for night or night hen repellent paintings in airports, orchards, farmland, warehouses, strength grids, and different locations