$10.44 – ANENG VC1019 Red Laser Test Pen Voice Broadcast Voltage Detector 12-1000V Volt Current Non-Contact Pen Electric Teste Meter Tool.
According to my DB the lowest price is $10.44 for ANENG VC1019 Test Pen Voltage Detector (in Banggood). Basically copy coupon, view price history or create e-mail price alert. Best price?
Latest price update (UTC time):
Banggood ($10.44)
Banggood warehouse is located in China. Isn’t it too expensive? This price is higher than average price ($8.49) for this item. There is one coupon available! Pretty cool, huh?
Link: Banggood product page
Price without coupon: $10.99
1. ($10.44): BGMAI666
just apply this code in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGTOOS729
(you can check these old coupons out, but these probably won’t work)
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
Here is price history (for all/most countries) for ANENG VC1019 Test Pen Voltage Detector. The lowest price was: $7.99.
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)).