TRÅDFRI 905.391.47 - Lighting IKEA - Free user manual and instructions
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| Product Type | Smart LED Bulb |
| Model | TRÅDFRI 905.391.47 |
| Brand | IKEA |
| Socket Type | E27 |
| Dimensions (Diameter x Height) | 60 mm x 110 mm |
| Weight | 90 g |
| Power Consumption | 9 W |
| Luminous Flux | 806 lm |
| Color Temperature | 2200 K - 4000 K (warm white to cool white) |
| Dimmable | Yes, via app or remote |
| Lifespan | 25,000 hours |
| Energy Class | A+ (EU) |
| Input Voltage | 220-240 V AC |
| Connectivity | Zigbee (IKEA TRÅDFRI protocol) |
| Smart Features | App control, voice control (via Alexa, Google Assistant, HomeKit with bridge) |
| Remote Control | IKEA TRÅDFRI remote (sold separately) |
| Operating Temperature | -10°C to 40°C |
| Cleaning Instructions | Wipe with a dry cloth; do not use abrasive cleaners |
| Safety Certifications | CE, IP20 (indoor use only) |
| Replaceable Part | Bulb itself is replaceable; non-serviceable internals |
| Warranty | 2 years (IKEA standard) |
Frequently Asked Questions - TRÅDFRI 905.391.47 IKEA
How do I pair the TRÅDFRI bulb with the remote?
To pair the bulb, ensure the bulb is powered on. Bring the remote close to the bulb (within 5 cm). Press and hold the pair button on the remote for at least 10 seconds until the bulb dims and flashes. The bulb is now paired.
Can I use the TRÅDFRI bulb without a gateway?
Yes, you can use the bulb with the IKEA TRÅDFRI remote control without a gateway. However, for app control or voice assistant integration, you need the TRÅDFRI gateway.
How do I reset the bulb to factory settings?
Turn the light switch on and off six times in rapid succession. The bulb should flash and reset. Alternatively, use a TRÅDFRI remote to reset via the pairing procedure.
What is the maximum number of bulbs I can connect to one remote?
A single TRÅDFRI remote can control up to 10 bulbs. If you need more, use additional remotes or a gateway with the IKEA Home smart app.
Does the bulb work with Apple HomeKit?
Yes, if you have the IKEA TRÅDFRI gateway, you can integrate the bulb with Apple HomeKit. Add the gateway to the Home app and control your bulbs with Siri.
Can I change the color temperature of the bulb?
Yes, this model supports adjustable color temperature from 2200K (warm white) to 4000K (cool white). Use the remote or app to adjust.
What should I do if the bulb stops responding?
First, try resetting the bulb by turning it off and on again. If it still doesn't respond, reset to factory settings and re-pair with the remote or gateway. Check if the bulb is securely screwed in.
Is the bulb suitable for outdoor use?
No, this bulb has an IP20 rating, meaning it is only suitable for indoor use in dry locations. Do not expose to moisture.
How can I control the bulb with voice assistants?
To use voice control, you need the TRÅDFRI gateway. After setting up the gateway, link it to Amazon Alexa, Google Assistant, or Apple HomeKit via their respective apps.
What is the power consumption of the bulb in standby?
The standby power consumption is less than 0.5 W when connected to the Zigbee network, ensuring minimal energy usage.
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