Aliexpress
Click here… to search for NS836 3-60V LED Digital Bidirectional Voltage Tester on Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. I don’t know if this is a good price – number of records in my database is too low! Only one coupon available!
Link: Banggood product page
Coupon (17.99 USD): BGGines
(CouponsFromChina.com tip: coupon code has to be applied in shop’s cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Old coupons (from the oldest to the newest): BG2fbf0c, BGTools8
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Price history and price alert
It doesn’t make sense to generate price history chart, because there is one price record which is: 12.99 USD.
You can set price alert (for Banggood).