1. Regularly turning on and off the led sign display: This function can be realized through a timer. 2. Light sensitivity: P5 led displays signs can automatically adjust the brightness of the display sign according to the strength of the outside light, so that no matter in the day time or night, the content on the signs can be clearly seen. 3. Temperature sensing: A temperature detector is used to sense the temperature of the outside environment and inside the led sign display, and the software can be set to automatically control the switch of the fan and air conditioning. 4. Industrial personal computer to control the display sign boards: The IPC has a small size and light weight, which is convenient for frequent move. 5. Kilomega technique: with kilomega technique, there will no frame extraction. 6. Arbitrarily setting the refresh rate: The refresh rate can be arbitrarily set from 10HZ to 3000Hz. 7. Super long transmission distance: The transmission distance can reach as long as 170m. P1.667/P1.875/P1.923/P2/P2.5/P3/P3.75/P3.91/P4/P4.615/P4.81/P5/P5.2/P5.92/P6/P6.944/P7.62/P7.886/P8.925/P10/P10.41/P12.5 Indoor,semioutdoor,outdoor super slim diecasting aluminium cabinet size: 320mm x 320mm 480mm x 480mm 500mm x 500mm 512mm x 512mm 576mm x 576mm 640mm x 640mm 768mm x 768mm 800mm x 800mm 960mm x 960mm