Brand TENGOO, Lining 100% polyester fiber, Colour Black, Fabric 100% polyester fiber, Waterproof rating IP3, Working temperature “LOW(Blue light): 25℃
MID(White light): 35℃
HIGH (Red light): 45℃”.
Check coupons or create price alert down below. Best price?
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 and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($49.72): TTBLACK5
2. ($49.72): BG8OFFCOUPON
3. ($50.80): BG00c906
coupon code has to be applied in shop’s 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): BG408078, BGfde308, BGf960c3, BG851ec9, BG78c80e, BG781593, BG233749, BG858683, BGa70837, 00c906, BG98a77f, 2022ACTIESNL, BGShoes111, BGOT666, BGaa4e68, Cuponation9, BG8ReviTrage, BGGutscheine
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Price history and price alert
Price history (for all/most countries) for TENGOO 3-Gears Heated Jacket is here. The lowest price was: $17.99.
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)).