Basically copy coupon, view price history or create e-mail price alert. Let’s see what best price is ATM.
AC Output Port: 220-230V-3A 50HZ, Peak Value: 1000W, General Value: 500W, Battery Capacity: 153600mAh, Car-mounted outlet: 12V-12A, Protection System: Overcharging Protection / Overdischarging Protection / Overcurrent Protection / Over-temperature Protection / Short-circuit Protection / Overvoltage Protection, DC Input: 20V-5A (support 12V-24V), Color: Blue, USB Output Port: 2*5V=2.4A (QC3.0), Battery Type: Li-ion battery, Cycle Times: >=800, Charging Temperature: 0-40℃, Using Temperature: -10-40℃, AC Rated Output Energy: 500WH
Aliexpress
I could not find it on Aliexpress. 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. ($490.58): BGe46870
2. ($506.93): 2022ACTIESNL
3. ($512.38): BG00c906
you should apply the coupon in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGLKPS10CZ, BGLSPSTCZ, BGLSPSHF, BGAPLLPS10, BGwhielabel, BGAPLLKII, BGcf5b80, 7bcdf9, BG10OFFAFF1, BGba7b6b, BG38f67c, BG79b2a1, BGDC0941, BGa0e321, BG983655, BG5513f4, BGHW136, BGHWPS10, BG77fcc8, BGPLPS10, BGCZPS10, BG0b363b, BGd2483c, BGd72bb7, BG6e9c0a, ADMITAD2212
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Loskii LK-PS10 Outdoor Power Station 500Wh/153600mAh [EU] ($-3)
Price history and price alert
Do you need price history chart (for all/most countries) for Loskii LK-PS10 Outdoor Power Station 500Wh/153600mAh? There we go.
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)).