Size of vehicle: approx 20*7*17cm, Function: No function, no remote, simply die-cast model, Model: Excavator Model, Material: Alloy+Plastic(ABS), Scale: 1: 50, Gender: Boys & Girls.
Price history, coupons and price alert are available on this page. What is the best price?
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 code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($24.94): BGTOYSALES
2. ($26.05): BG00c906
apply it in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
There were country-specific coupon codes published on Couponsfromchina social channels and price alerts. Coupon price may vary by country, because there’re different VAT rates, shipping cost etc. There is a chance that some latest coupons are still working:
Old coupons (from the oldest to the newest): AFfbG10, 502C6B, BG19MM, BGVDay10%off, BGAFF10OFF, BGTT10, bGhOnEy10, BGdragonBoat, BGSS10%SW, bgshOOp10, BgoFErTaSchInA10, BgcLuBofErtA10, BGCuponation10, 13f142, BGHONEY2110, BANGGOODSD, BGc7b765, 00c906, ADMITAD2212
(there’s a little possibility that old coupon will work)
Price history and price alert
Price history (for all/most countries) for HUINA Alloy Excavator is here. The lowest price was: $13.69.
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)).