SONOFF SlampherR2 – 433MHz RF&WiFi Smart Light Holder

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【Intelligentize The General Bulb】Install your bulb into the lamp holder to get a smart bulb, try to control it via your phone.
【Auto-on/off】Set a schedule and make your life more organized.
【RF Control】With a RF433MHz RF remote controller, an alternative way to control the bulb.
【Voice Control】Works with Alexa and Google Assistant, just say out your demand.
【Note】14 RF remote buttons can be learned by one SlampherR2, the 15th RF button will cover the first learned button.

 Note: SONOFF SlampherR2 is discontinued, you can learn more smart lighting products here to automate your house.

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Hands-free Voice Control

Compatible with Alexa & Google Home, the smart switch allows you to control lights on/off with your voiceRF Control Available

With a 433.92Mhz RF receiver module build-in, it can be controlled by the 433Mhz remote controllerSync Status

Real-time device status can be provided on eWeLink App in order that you can track status change of your devicesLAN Control

When the router is not connected to the network, you can still control the device switch through the APP. Note: The phone and device must be connected to the same routerAuto-on/off At the Scheduled Time

Set a timer for the bulb to make it turn on/off automaticallyShare Control

Share control of your home appliances to your family or friends so that they can also control the devices remotelySupport IFTTT Control

By connecting"eWeLink Smart Home" on IFTTT App, you own unlimited possibilities to control SONOFF devices with utilization of IFTTT supported app and services

SONOFF SlampherR2 E27 Intelligent Wifi Light Lamp Bulb Holder 433MHz RF/e-WeLink APP/Voice Remote Control Smart Home Bulb Holder

SlampherR2 is a Wi-Fi Smart Lamp Holder with E27 screw base is used to turn your traditional bulb into a smart bulb, giving you the ability to control it with your phone or voice when pairing with Amazon Alexa or Google Assistant. Furthermore, it allows SONOFF RM433 remote controller to control. Support timing function to turn on or off automatically at the time you preset, to reduce the needless electricity consumption. With SlampherR2 smart lamp holder, the connected bulb can be turned on or off via your phone, some other devices pairing with the eWeLink App are also turned on or off. That’s smart scene function. Other features like IFTTT, LAN control, share control and power-on status are also available. Follow SlamphR2 to ease into your basic smart home!


Additional information

Weight 114 g
Dimensions 70 × 70 × 103 mm

AC 100-240V 50/60Hz


AC 100-240V 50/60Hz

Max. Load





IEEE 802.11 b/g/n 2.4GHz

Operating systems

(Android 4.1 & iOS 9.0) or higher

Screw base






Customer Reviews

Based on 3 reviews
Happy User
Slampher Works All The Time

Easy to setup and configure.
User friendly eWe App
I have several WiFi Sonoff & Slampher switches all working well and
so far not a single one has failed over thew past several years.

Gilbert Chadefaux

fonctionne à merveille -parfait

Easy to set up and use

Works great on WiFi. Easy to set up. Great for closet ceiling lights. Wished the ewelink app had a cloud to cloud integration with smartthings. Still haven’t tried a 433 MHz remote, but nice to know it has that feature.

SONOFF SlampherR2 - 433MHz RF&WiFi Smart Light Holder
Out of stock