Measurement Range: 0-150mm, Accuracy: +/-0.001″, Material: Stainless Steel, Type: Absolute, DIY Supplies: Metalworking, Measuring speed: unlimited, SPC Output: NO, Resolution: 0.01mm (Not support: Decimals 0.0005″), Power: LR44 lithium battery.
Basically copy coupon, view price history or create e-mail price alert. Let’s see what best price is ATM.
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.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. So I have checked for active coupons (all category coupons and old ones), but there was no working coupon in Banggood.
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): 502C6B, 265486, BG20DANIU, BGDANIU, c2b135, 0e7f33, FBCOUPON1, BGherra
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Do you need price history chart (for all/most countries) for DANIU 150mm Steel Caliper Vernier? There we go. The lowest price was: $17.99.
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)).