Sonoff PSF-B-4C Ultra Low Power ESP8285 Wi-Fi Switch Module
$10.00
10 in stock
【ESP8285 Chip】 Ultra-low-power Wi-Fi switch module series based on ESP8285.
【4 Gang Switch Control】Used as a switch control for 1-4 household appliances. Either it can be controlled by the device button, or remotely controlled by connecting to APP (eWeLink)
【Specially designed for mobile devices and Internet of Things applicationsl】With the most competitive package size and ultra-low energy consumption technology in the industry. PSF-B series connect users’ devices to the Wi-Fi wireless network for remote or local area network communication to achieve networking.
【Various packaging methods】Widely used in smart grid, smart transportation, smart home, handheld devices, industrial control and other fields.
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