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Heng Yu is a Hong Kong based company, with a strong R&D center in our Hong Kong headquarter and powered by our own modern production campus in Zhuhai (Guangdong, China). The two offices are linked up together by the world’s largest and amazing bridge over the sea.

Get In Touch

Phone: +852 2394 1852
Address: Room 1503-05, NanFung Commercial Center, 19 Lam Lok Street, Kowloon Bay, HK

Our Location

852-2394 1852

Bed Leaving Sensor


Product Features

  • Consists of the bridge structure of Piezo Film and medical grade plastic case.
  • Detect of bed leaving and monitor of heart beat rate.
  • Report of battery level status.
  • With built-in rechargeable Lithium battery (with USB cable for battery charging.)
  • The sensor is for Indoor use. It is suitable for pillow or mattress (spring, sponge, coir, latex or complex material type) with thickness between 150mm and 300mm.
  • Detection of leaving bed: auto update after status changed for 15~30 seconds, depends on the network quality.
  • The sensor will use WIFI communication to access internet. The reported bed leaving status & heart beat rate information will be updated to a designated webpage. By visit the designated webpage, the reported bed leaving status & heart beat rate information can be obtained.


Technical Data

  • Physical Dimensions: 110mm x 110mm x 13mm
  • Weight < 200g
  • Power supply: Medical grade 5V power supply and 3.7V Lithium rechargeable battery
  • Life time of battery: 5-10 years
  • Power dissipated: 50mW (peak value) and 6mW (average)
  • Battery life > 500 hours
  • Communication frequency: 2.4 GHz wireless
  • Radiation Power: 1mW (peak value) and 1-3 uW (average)

Working Conditions

  • Temperature: 5°C – 40°C
  • Relative humidity: less than 80%
  • Voltage of power supply
  • Sensor: 3.7V Lithium rechargeable
  • Battery: power from charger DC 5V/2A
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