BSIDE L1 Light Meter Digital Illuminance Meter Handheld Lux Tester LCD 0-200 /000 Lux/Fc Pocket Luxmeter Photometer Grow Plants.
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Aliexpress
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Banggood
Banggood warehouse is located in China. So I have checked for active coupons (all category coupons and old ones), but there was no working coupon in Banggood.
Link: Banggood product page
Price: $-3
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Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGGines
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Price history and price alert
Price history (for all/most countries) for BSIDE L1 Light Meter Illuminance Meter Luxmeter is here. The lowest price was: $10.99.
Price records source(s): Banggood
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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)).