Get coupons, create price alert or check price history out! What is best price?
Model: HT-A09-71W Output: 42V~1.7A Input: 100-240V 50/60Hz 2.0A Max Non-rechargeable environment: < -20°C or >40°C Turn lamp current: 100-200mA Cable length: Approx.1.5m Applicable models: Only for Xiaomi Mijia
Aliexpress
There’re some similar (or not) items 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. You can get coupon down below.
Link: Banggood product page
1. ($41.49): BG10OFFAFF1
apply it 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): BgAuMotor, 502C6B, TTxBG10, AM15prime, AMPrime01, Automo, Automo1, BGAutos, bGhOnEy10, BGCARELEC
(these coupons are old, so probably won’t work)
Price history and price alert
Check out price history chart (for all/most countries) for Xiaomi Mijia M365 42V 1.7A Original Battery Charger.
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)).