Using time 6H, Gears 2 gears(Strong light or Soft light), Material ABS, Battery Capacity 88VF, Size 12x 11x 16cm/4.7x 4.3x 6.3in, Waterproof Life grade, Charging method USB Charging, Head angle adjustment 180° Rotation, Irradiation range 500m, Battery power 15000mAh, Switch Toggle switch, Lumen 12000LM, Lamp beads 18 LEDs.
Just check coupons out (with price alert and history). Do you want to know what the best price is?
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. ($23.79): BG073996
2. ($25.47): Cuponation9
3. ($25.75): BG8ReviTrage
4. ($26.31): BG00c906
you should apply the coupon in your 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): 2022ACTIESNL, Terence, 2203ActiesNL, BG1efeb0, MVC8SPRING, 8BGwbg2204, tRaDetRaCKeR, 8wEbgaInS5, BGAUTO22, BGdcbfa8, BG91878c
(these coupons are old, so probably won’t work)
Price history and price alert
Check out price history chart (for all/most countries) for 12000lm 18 LEDS 180 Degree Rotation Waterproof Spotlight. The lowest price was: $17.59.
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)).