$4.99 – ANENG PT1005B 10A 1000V Digital Multimeter Probe Universal Test Lead Needle Pin Wire Pen Cable Kit Current Voltmeter Tester Wire.
You can get ANENG PT1005B 10A 1000V Digital Multimeter Probe for $4.99 with coupon (from Banggood). You can create price alert here, copy coupons and view price history. You probably want to know what is the best price?
Latest coupon code price check (UTC time):
Banggood ($4.99)
Banggood warehouse is located in China. I don’t think there is an active coupon right now – at least in my database. Price? This price is higher than average price ($3.89) for this item.
Link: Banggood product page
Price: $4.99
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGTOOS729, BGEUMEGA6200
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
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
Check out price history chart (for all/most countries) for ANENG PT1005B 10A 1000V Digital Multimeter Probe. The lowest price was: $3.69.
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)).