Tracking Method: Infrered Optical, Button Press Force: 70g ± 5g, Resolution: 500-1000-1500-2000-3000-4000DPI, Button Press Distance: 0.8mm, Sensor: A3050, Item: Optical Gaming Mouse, Button Press Life: Up to 20 Million Cycles, Model: G200, Color: Black, Weight: 153.1g ±5g, Dimension: 130(L)*81.56(W)*43H) mm, Connection: USB Wired, Cable Length: 1.8M Rubber Cable, Number of Buttons: 6.
Go down and check coupons out. Remember to check price history if it is available. What is 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. Well, there is one coupon available right now.
Link: Banggood product page
1. ($17.09): TTxBG10
coupon code has to be applied in shop’s cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): 915111, 502C6B, e2bcea
(these codes were not working in latest coupon update, but you can check them out anyway)
Price history and price alert
Here is price history (for all/most countries) for HP G200 Mouse. The lowest price was: $11.39.
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)).