Q: Maximum distance the camera can work? A: 0.3-0.8, we suggest 0.5 meters as best. Q: Maximum temperature tolerance? A: Within 0.5 degrees Celsius. Q: Maximum alarm temperature? Is it adjustable? A: 37.5 degrees by default, upper and lower limits can be set manually. Q: Whether it can be used outdoors? A: Not recommended for use in environments with wind / rain and heat sources (sun, air conditioning, heating, etc.). Q: Is it weatherproof /waterproof? A: Not recommended for use in environments with wind / rain and heat sources (sun, air conditioning, heating, etc.). Q: Whether can it use the battery? A: Not supported, because often need to keep working for 24 hours. Q: Does it support fast passing that only measures temperature? A: Yes. You can only measure the temperature, or only recognize the faces. Q: What should I do if I am over 180mm tall? A: It is recommended to bend over, and the recommended mounted height is 130-140mm, (with average height of 160mm). Q: What is the way to upload pictures and information? A: Local upload (slower) or system upload and batch sync to device. Q: Supported voltage and hertz range? A: 100V-240V, 50-60hz. Q: Where is the information kept? A: Local memory and cloud background (LAN or open network). Q: What installation methods? A: Walls, turnstiles, brackets. Q: Does it support large-screen simultaneous display? A: Tablet images cannot be displayed directly on the larger screen. However, the platform software can display the same image for the tablet on the corresponding larger screen. Q: Whether it can display a high temperature or dangerous face on a large screen? A: This function can be tailored as per requirements (extra charge). Q: Does it support finding a specific group of people? A: This function can also be tailored as per requirements. Adopt different alarm sounds for different groups (extra charge). Q: Supported languages currently? A: Chinese and English. Q: Does it support one-to-many? A: Many devices can be synchronized in the background. Q: Does it support NFC module? A: Not support. Q: Whether to support IC card swiping? A: Module support can be added, but the functional rule protocol is not uniform. Q: What data dimensions can be recorded? A: Captured pictures /face pictures /recognition scores /whether temperature passes /whether temporary rules /names /person numbers /departments /post /device names /device number /device groups / capture time /creating time. Q: Is it possible to customize different data dimensions A: Extra charge as per corresponding requirements.