How to Set Up an IKEA Tradfri Wireless Motion Sensor

Authored by: Support.com Tech Pro Team

1. Introduction

This guide will show you how to set up an IKEA Tradfri motion sensor right out of the box and link it to an IKEA smart light.You can link a variety of IKEA smart lighting products to the Tradfri motion sensor. This guide only focuses on how to link bulbs.

What You'll Need:

• A small flathead screwdriver.

Before You Begin:

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2. Set Up IKEA Tradfri Motion Sensor

1. Use a screwdriver or a similar tool to remove the battery cover of the motion sensor.
   

1. Insert the provided batteries with their positive side outward.
   

1. Replace the battery cover.
   

1. Use the screwdriver to adjust the Day / Night setting.
2. Set it to the crescent moon if you want detected motion to turn the light on during nighttime only.
3. Set it to the sun with rays if you want detected motion to turn the light on during daytime and nighttime.

1. Similarly, adjust the Time setting. Set the light to be turned off 1, 5 or 10 minutes after last motion was detected.
   

1. Install the light bulb and power it on.
2. Place the motion sensor within an inch of the bulb then press and hold the Link button on the back for at least 10 seconds until the bulb stops pulsing.
   

1. You can add up to ten IKEA smart lighting products to the Tradfri motion sensor. Make sure you power off any products in the vicinity that you've already added to the motion sensor to avoid removing them while you add new ones.