Feature and specifications:

360° detection angle ceiling-counted PIR sensor switch
The TP-MST816BXX family of ceiling-mounted sensor switch with built-in sensor provides large coverage to detect the human motion in controlled area
The sensor can turn the light on and off automatically within range (8 to 12 meters)
They offer convenient, cost-effective and energy savings for users, energy saving up to 35% (compared to manual switch)

Product features:
☆ Automatic, digital passive infrared sensor to adjust the work status
☆ Adjustable time delay from 15 sec to 30 mins (can be customized)
☆ Photocell version for daylight: function disabled in daylight or ambient light is over 10 lux (can be adjusted)
☆ 360° coverage pattern
☆ Lightning protection device
☆ Easy installation with only two screws