Release date: 2013-07-23
Everyone knows that bats are nocturnal, not because of the good night vision of bats, but because bats have super-sound waves. So humans invented the radar, for bionics. Ultrasound has been widely used in the life of science and technology. Why can't the blind be used as a bat with poor eyesight to explore the road with ultrasound?? Designer Minhye Kim put the ultrasound system into a wristband, specifically for blind people. road. Converting obstacles into speech and vibration prompts the blind to avoid danger. Door handles, stairs, vehicles, buildings, etc. can all be prompted. Small and convenient, it is worth a try.
Source: Kexun
Xinghua Jiahe Foods Co., Ltd. , https://www.jiahefoods.com