$10.59 – Electromagnetic DIY Electronic Kit Coil Booster Circuit Board (Banggood, Aliexpress: Electromagnetic DIY Electronic Kit Long-range Projectile High-voltage Coil Booster Circuit Board Production Welding Electronic Science Experiment – Parts + shell (the best price with coupon)).
When I was updating this page the price was $10.59 for Electromagnetic DIY Electronic Kit Coil Booster Circuit Board (in Banggood). Price history, coupons and price alert are available on this page. What is best price?
Latest coupon code price check (UTC time):
Banggood ($10.59)
Banggood warehouse is located in China. There is no active coupon in my database right now (for Banggood). Well, is it a good price anyway? From what I can see this price is higher than average price ($10.08).
Link: Banggood product page
Price: $10.59
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Aliexpress
There’re some similar (or not) items on Aliexpress
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 Electromagnetic DIY Electronic Kit Coil Booster Circuit Board. The lowest price was: $9.74.
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)).