$52.99 – AWithZ Spot Welder Portable High Capacity 7500mAh Battery 2-inch Large LCD Screen 90 Gear Output Power Safe and Efficient with 40cm Welding Pen Ideal for DIY Battery Pack Creation Equipment Repair and Material Welding.
I have just checked coupons. The lowest price I could get is $52.99 for AWithZ Spot Welder 7500mAh Battery 2-inch Welding Pen (in Banggood). Get coupons, create price alert or check price history out! Let’s see what best price is ATM.
Latest coupon and price update (UTC):
Banggood ($52.99)
Banggood warehouse is located in China. Coupons for AWithZ Spot Welder 7500mAh Battery 2-inch Welding Pen? Nope, there’re no coupons in Banggood. Good or bad price? From what I can see this price is higher than average price ($52.49).
Link: Banggood product page
Price: $52.99
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGPowerTLS2
(there’s a little possibility that old coupon will 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 AWithZ Spot Welder 7500mAh Battery 2-inch Welding Pen. The lowest price was: $51.99.
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)).