You can create price alert here, copy coupons and view price history. You probably want to know what is the best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest coupon code price check (UTC time):
TTL level serial port transceiver RX / TX, Using Atmega328P-AU MCU, Six PWM ports D3 / D5 / D6 / D9 / D10 / D11, Supporting external DC 2.4V ~ 12V power, Supporting serial download, Supporting 12V (or below) battery power
Banggood
Banggood warehouse is located in Europe . There is no active coupon in my database right now (for Banggood).
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG425f37, BG00c906, BG589b2e
(these coupons are old, so probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – 3.3V 8MHz ATmega328P-AU Pro Mini Microcontroller With Pins ($11.49)
Price history and price alert
Price history (for all/most countries) for 3.3V 8MHz ATmega328P-AU Pro Mini Microcontroller With Pins [EU] is here.
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)).