Basically copy coupon, view price history or create e-mail price alert. What is best price?
Heating Temperature: First Gear 47-52℃, Power Supply: Type-C, Color: Blue/Red, Voltage: 5V, Power: 10W, Material: Thermally Conductive Polycarbonate+Silicone+Aluminum Alloy, B: 10000mAh, Brand: Loskii, Battery Type: Li-ion battery, Battery Capacity: 6000/10000mAh, Second Gear 55-60℃, Type A: 6000mAh, Charging Time: 4-5h
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):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($41.02): BGAHPU13
2. ($42.91): Cuponation9
3. ($44.32): BG00c906
coupon code has to be applied in shop’s 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): BG7b75b2, BG817990, BGHW116, BGHUA02, pROMo8cuPoN, hoNEYbGdeAlS, BGJUNEGSG9, DealBGimpact, 9OFFSUMMER
(these coupons are old, so probably won’t work)
Price history and price alert
Do you need price history chart (for all/most countries) for Christmas Snowman Mini 2 in 1 Hand Warmer Power Bank 6000mAh? 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)).