I have checked all old coupons and price is 7.34 USD for Excellway 100Pcs Mini Micro JST 2.0 PH 2Pin Connector Plug With 120mm Cables (in Banggood). Price history, coupons and price alert are available on this page. Let’s see what best price is ATM.
Latest coupon and price update (UTC):
Banggood (7.34 USD)
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. Is it a low price? Well, this price is higher than average price (6.57 USD)
Link: Banggood product page
Price: 7.34 USD
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): Cuponation9, BGSCM75, BGToys8, BG589b2e
(these coupons are old, so probably won’t work)
Aliexpress
Here are coupons that you can use.
Price history and price alert
Do you need price history chart (for all/most countries) for Excellway 100Pcs Mini Micro JST 2.0 PH 2Pin Connector Plug With 120mm Cables? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).