Portable pico projectors are favored by many users due to their compact body and portable projection, and they also occupy a notable market share. Recently, LG officially launched the HF85JG home projector, known as the world's shortest focal projector, 20cm can project 120-inch screen. LG HF85JG compact structure, measurements size 118 * 353 * 193mm, weighing less than 3kg. The projector uses a reflective projection lens to project a 90-inch high-definition picture at a distance of 8cm, a 120-inch picture at a distance of 20cm, and an adjustable distance to meet the required picture size. Hardware HF85JG adopts Texas Instruments monolithic DLP with ProBeam series laser source, native resolution of 1080P, and full HD display 1500 brightness, bulb use time is calculated using 4 hours per day, can provide up to 13 years The service life. And, in everyday use, the HF85JG has a built-in 9000mAh battery that can be used with the door. Its USB-C connection can be used for screen mirroring and charging the battery. The LG HF85JG laser projector is equipped with a 3W*2 stereo speaker to meet the sound requirements of everyday users. The interface is equipped with HDMI, USB, optical audio input and output, headphone jack, LAN, etc., which can handle a variety of use environments. In smart systems, it uses LG's webOS smart TV platform. It is understood that the LG HF85JG home projector will be debuted in the Japanese market on December 13, with a pre-tax selling price of approximately RMB 11,790. Smart TV/box information can focus on smart TV information network sofa butler (http://), China's influential TV box and smart TV website, providing information, communication, TV boxes, smart TVs, smart TV software, etc. Answering questions.