I have checked all old coupons and price is $34.99 for TENGOO HT-11 Heating Jacket (in Banggood). Just check coupons out (with price alert and history). Let’s see what best price is ATM.
TENGOO HT-11 11 Areas Heating Jackets Unisex 3-Gears Heated Vest Coat USB Electric Thermal Clothing Hooded Vest Winter Outdoor Warm Clothing – 2XL
Latest price update (UTC time):
Banggood ($34.99)
Banggood warehouse is located in China. As you can see I didn’t find any active coupon for this product right now… But wait a sec… Is it a good price? Well, this price is higher than average price ($26.66)
Link: Banggood product page
Price: $34.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG97abb2, BGTYHT11, BGEUHT11
(you can check these old coupons out, but these probably won’t work)
Aliexpress
I could not find it on Aliexpress. Click here to search by yourself.
Here are coupons that you can use.
Price history and price alert
Do you need price history chart (for all/most countries) for TENGOO HT-11 Heating Jacket? 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)).