Product Safety Level Class B, Door Lock Weight 4.2kg, Operating temperature -25°C ~ +70°C, Door Lock Prompt Tone English/Chinese, User Capacity “50x fingerprints / 50x permanent passwords / 25x NFC devices / 25x periodic temporary passwords / 8x one-time temporary passwords”, Door Lock Panel Size 380.9*76.9*25mm, Executive Standard GA 374-2019 / GA/T 73-2015(lock core) / GB21556-2008, Brand Aqara(Ecosystem), Lock Core Security Level Class C (the highest level), Power Supply “8x AA batteries (6V DC / not included) / Type-C emergency power supply (5V DC)”, Working Humidity 0~93% RH / no condensation, Wireless Connection Bluetooth 5.0, Model N100.
Go down and check coupons out. Remember to check price history if it is available. You probably want to know what is the 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. You can get coupon down below.
Link: Banggood product page
1. ($256.22): BGSmart6
put item in your cart and apply coupon code there after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGn100, BG2020NS, BGAQA15, bGhOnEy10, BG8883, BGLB35, BGL35, BG11518, BgcLuBofErtA10, 7bcdf9, BGCuponation10, BGHONEY2110, BG84617a, BGAQA929, BGeee749, BG4a7a54, ADMITAD2212
(these codes were not working in latest coupon update, but you can check them out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Aqara N100 Smart Door Lock [EU] ($-3)
Price history and price alert
Price history (for all/most countries) for Aqara N100 Smart Door Lock is here. The lowest price was: $189.99.
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)).
. This is new product in my database, so I don’t know if this price is good. We have found one coupon for this product!