$7.99 – Operating Voltage (logic level): 5V, EEPROM: 1KB (ATmega328), Microcontroller At mel ATmega328, SRAM: 2KB (ATmega328), Flash Memory: 32KB (ATmega328) (of which 2 KB used by bootloader), Analog Input Pins: 8, Digital I/O Pins: 14 (of which 6 provide PWM output), Input Voltage (limits): 6V ~ 20 V, DC Current per I/O Pin: 40mA, Clock Speed: 16MHz, Input Voltage (recommended): 7V ~ 12V.
I have just checked coupons. The lowest price I could get is $7.99 for Geekcreit ATmega328P Arduino Nano V3 Improved Ver. Module (in Banggood). Go down and check coupons out. Remember to check price history if it is available. What is the best price?
Latest price update (UTC time):
Banggood ($7.99)
Banggood warehouse is located in China. I don’t think there is an active coupon right now – at least in my database. Is it expensive? From what I can see this price is higher than average price ($2.95).
Link: Banggood product page
Price: $7.99
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGNanoV3, elec, BGmodule12, AFfbG10, BGVDay10%off, BGAFF10OFF, bGhOnEy10, BGdragonBoat, BGSS10%SW, BgoFErTaSchInA10, BGELIG0920, BGGeeK13, BgcLuBofErtA10, BGCLUBOFERTA10, BGRUMB15, BGGEE13, BG13geek, BGHONEY2110, 00c906, BG00c906, ADMITAD2212, 2022ACTIESNL, Terence, Tabby20, 2203ActiesNL, BG1efeb0, MVC8SPRING, 8BGwbg2204, tRaDetRaCKeR, Cuponation9, BG589b2e, JanBGCoupon8
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Geekcreit ATmega328P Arduino Nano V3 Improved Ver. Module [EU/UK] ($-3)
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Do you need price history chart (for all/most countries) for Geekcreit ATmega328P Arduino Nano V3 Improved Ver. Module? There we go. The lowest price was: $1.99.
Price records source(s): Banggood
Click on image to enlarge. 
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)).
. I’m not sure about the price, coz I have only 1 record(s) in my database.