SONOFF Touch WiFi Wireless Remote Control (Banggood, Aliexpress: It can be paired with iOS / Android APP via WiFi, lets you to remotely turn on / off the led and light from anywhere at any time (the best price with coupon)).
You can create price alert here, copy coupons and view price history. What is best price?
Aliexpress
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Latest price update (UTC time):
Price history and price alert
Price history (for all/most countries) for SONOFF Touch WiFi Wireless Remote Control is here. The lowest price was: $6.99.
Price records source(s): Gearbest
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You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).