Detection angle: about 130°, Detection distance: about 7m, Product model: RTCGQ02LM, Product net weight: 19g (without bracket), Working temperature: -10℃- 50℃, CMIIT ID: 2020DP12044, Wireless connection; bluetooth version 5.0, Battery type: CR2450, Product size: φ30.2x 33.3mm (without bracket).
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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 price update (UTC time):
Banggood
Banggood warehouse is located in China. Well, there is one coupon available right now.
Link: Banggood product page
1. ($18.69): BGSmart6
paste coupon code in your cart and click Apply after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/i1u
Old coupons (from the oldest to the newest): BG15SH12, BGSTHO15, BGXMNEW02, BGXMHSG, BGXMHUSOR, BGHONEY2110, BG218307, BGSHOM15, BGSHE15, 13f142, BG0f6d3b, BGce29b8, BGCL887, BG6c8cbc, BGba1eee, 6GSGIT, BGD11037, ADMITAD2212
(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 Xiaomi RTCGQ02LM Human Body Sensor is here. The lowest price was: $11.49.
Price records source(s): Banggood
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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)).