$7.14 – SST20 400lm Keychain Flashlight (Banggood, Aliexpress: SST20 400LM Portable Mini Outdoor Key Chain Flashlight with Multi-light Source Side Light TYPE-C Rechargeable Multi-functional Mini LED Torch – Blue (the best price with coupon)).
The coupon price for SST20 400lm Keychain Flashlight is $7.14 (in Banggood). Just check coupons out (with price alert and history). Best price?
Latest coupon and price update (UTC):
Banggood ($7.14)
Banggood warehouse is located in China. Hmmm… There is no active coupon in Banggood at this moment. Is it a low price? It looks like it’s a good price (lower than average ($7.38)).
Link: Banggood product page
Price: $7.14
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/feV
Old coupons (from the oldest to the newest): BGCMP192
(there’s a little possibility that old coupon will work)
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.
Price history and price alert
Check out price history chart (for all/most countries) for SST20 400lm Keychain Flashlight. The lowest price was: $7.04.
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)).