2 in 1 Dust Box Water Tank: 260ml(Water Tank)+300ml(Dust Box), Suction Adjustment: 3gear, Voice Control: Only Supports Chinese, Power: 42W, Water Volume Adjustment: 3gear, Battery Capacity: 5200mAh, Brand: Xiaomi Mijia, Wireless Connections: Wi-Fi IEEE 802.11b/g/n 2.4GHz, Suction: 4000Pa, Host Model: MJSTS1, Dust Box Capacity: 550ml, Application Area: 250m², APP Control: Yes, CMIIT ID: 2021DP0745, Battery Type: Li-ion battery, Voltage: 100-240V 50/60Hz 0.8A, Charging Base Model: CDZS1.
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.
Updated: 05-07-2025
Banggood
Warehouse in China.
Link: Xiaomi Mijia MJSTS1 Pro Robot Vacuum Cleaner
$599.99 with coupon: BGCNXMPU
Additional Banggood coupons:
1. First page
2. Second page
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Xiaomi Mijia MJSTS1 Pro Robot Vacuum Cleaner [EU] ($-3)
Price history and price alert
Price history (for all/most countries) for Xiaomi Mijia MJSTS1 Pro Robot Vacuum Cleaner is here. The lowest price was: $479.99.
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)).