Bluetooth Auto

Smart 1-channel switch for electrical devices; supports remote control via Wi-Fi 2.4GHz; for various household appliances.SONOFF smart home system allows you to control your electrical appliances remotely with the EWeLink app or by voice with Amazon Alexa or Google Home. It allows you to create different scenarios, group appliances by switching on/off multiple devices with a single touch, set timers and schedules, monitor the status of your devices in real time, and share their control. Link your eWeLink with IFTTT application and extend your scene capabilities. Thanks to configurable local LAN support Sonoff smart home system can work without a cloud server.  Features: Remote control with a smart device using eWeLink mobile app (Android, IOS).The relay signal is transmitted via the Wi-Fi network 2.4GHz. 5G network is not supported. LAN mode is supported.R4 version improves design quality, has ESP32 processor with BT support.The MINI R4 version switch is also called Sonoff Mini Extreme because it supports external switch control. Easily connect to momentary switch, door exit switch, SPDT switch, latching switch, and even dry contact sensors.Connect pair of 2-way switches to turn on/off the downstairs light from upstairs.When combined with the Sonoff S-MATE switch, the MINIR4 can be locally controlled via the eWeLink-Remote signal up to 50m away and activate other smart devices in the smart scene. Sonoff S-MATE is purchased separately.A new function of the MINI R4 is the "detach relay" mode, i.e. the states of the external switches and the relay are separated, so operating the external switch button will not affect the relay state. You can still use an external switch to activate a smart scene device or group of devices.Like other eWeLink relay modules, it supports on/off, power on/off/memory (last state), smart scenes (auto) and auto on/off functions.Allows you to set a delay in turning on devices after a power failure in order to protect the network from overload.Small and compact switch, 40% smaller than MINIR2 and even 60% smaller than MINIR3. Thanks to its extremely small size (only 33 x 40 mm), it fits even in the smallest EU type/type 86/type 120 junction boxes.Made of PC fire-retardant plastic, class V0.This switch can be combined with a variety of other products to complement smart home scenarios.  Specifications: Compatible with: Sonoff S-MATE, Sonoff R5.Voltage: AC 100-240V.Current max.: 10A.Frequency: 50/60Hz.Max power: 2400W.MCU: ESP32-D0WD-V3.Wi-Fi frequency: 2.4 GHz.Wi-Fi standard: IEEE802.11b/g/n.Bluetooth version: BT V4.2.Number of channels: 1.App: eWeLink (Android, iOS).Distance "eWeLink Remote": up to 50 m (in open space).Works with Amazon Alexa, Google Assistant, Google Home.Body material: PC V0 (flame-retardant).Wire diameter: 0.5-2.5mm (24-14AWG).Operating temperature: -10°C~40°C.Humidity: 5%-95% (non-condensing).Dimensions: 39.5 x 33 x 16.8 mm.Color: white.Weight: 26.7g.Certification: CE/FCC/RoHS/SRRC/TUV/ISED.  Warranty: 24 months.