You can get 4D 16 Lines for 58.99 USD using coupon code (in Banggood). Basically copy coupon, view price history or create e-mail price alert. Best price?
Latest coupon and price update (UTC):
Banggood (58.99 USD)
Banggood warehouse is located in China. There are no active coupons for this product, but the price is pretty low isn’t it? Low/high price? Maybe there’re no more promotions for this item, because current price is higher than average (which is equal 55.08 USD)
Link: Banggood product page
Price: 58.99 USD
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): 13f142, BG5bff53, BGGines, BGTools8, BGM1TOOLS88, BGMARCHSALE, BG2a126f, BGTOOS729
(I don’t think these’re gonna work, but you can try ’em out anyway)
Aliexpress
Click here… to search for 4D 16 Lines Laser Level on Aliexpress
Here are coupons that you can use.
Price history and price alert
Do you need price history chart (for all/most countries) for 4D 16 Lines Laser Level? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).