Just check coupons out (with price alert and history). Let’s see what best price is ATM.
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Cree XHP35 HI, 2000 lm, Battery Type: 26650, Package Contents: 1x HaikeLite SC01 Flashlight, 2x Spare O Ring, 1x Landyard, 1x USB Charging Wire, 1x Package Box
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($36.31): CMBB
2. ($44.09): e2bcea
apply it in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): HMHMHM, HSC01
(you can check these old coupons out, but these probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – HaikeLite SC01 Black Flashlight ($-3)
Price history and price alert
Price history (for all/most countries) for HaikeLite SC01 Flashlight Silver is here.
Price records source(s): Gearbest, 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)).
