Right now the best price with coupon code for Digital 0-22mA 0-10V is 17.99 USD (in Banggood). Basically copy coupon, view price history or create e-mail price alert. Best price?
Latest coupon code price check (UTC time):
Banggood (17.99 USD)
Banggood warehouse is located in China. Hmmm… There is no active coupon in Banggood at this moment. I think you want to know if the price is good. This price is higher than average price (16.99 USD) for this item.
Link: Banggood product page
Price: 17.99 USD
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BG20236Tool, BG022ff7
(you can check these old coupons out, but these probably won’t work)
Aliexpress
Click here… to search for FNIRSI SG002 Digital 0-22mA 0-10V Voltage Signal Generator on Aliexpress
Here are coupons that you can use.
Price history and price alert
Do you need price history chart (for all/most countries) for FNIRSI SG002 Digital 0-22mA 0-10V Voltage Signal Generator? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).