Social distance alarm that alerts for safe distance built using ultrasonic sensor, controller and buzzer embedded in a box and hung as normal identity

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Social distance alarm that alerts for safe distance built using ultrasonic sensor,controller and buzzer embedded in a box and hung as normal identity card

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Size: 6000px × 4000px
Location: India
Photo credit: © Jeevan GB / Alamy / Afripics
License: Royalty Free
Model Released: No

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