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The 24 best-selling detector on AliExpress

We picked 24 detector from AliExpress with real orders and good reviews. Prices go from $1.51 to $1209, the average rating is 4.7 stars and the most popular one has 181.6k orders. Every product opens on AliExpress, where you pay with buyer protection.

Updated: 2026-11

  1. 11pc Motion Sensor Night Light - Wireless LED Detector Lamp for Bedroom, Staircase, Closet,-63%1pc Motion Sensor Night Light - Wireless LED Detector Lamp for Bedroom, Staircase, Closet,$2.84 $7.61★ 4.5 · 181.6k soldView on AliExpress →
  2. 2395nm UV Pen FLaslight,Blacklight Flashlight w/ Clip Portable Detector for Hotel/Pet Urine-61%395nm UV Pen FLaslight,Blacklight Flashlight w/ Clip Portable Detector for Hotel/Pet Urine$1.99 $5.15★ 4.9 · 88.4k soldView on AliExpress →
  3. 3NEWEST Skin Analyzer Scanner AI Intelligent Image Instrument Detector Magic Mirror 3D Digi-35%NEWEST Skin Analyzer Scanner AI Intelligent Image Instrument Detector Magic Mirror 3D Digital Facial Analysis$686 $1064★ 5.0 · 19.8k soldView on AliExpress →
  4. 45in Display Wireless Infant Monitoring Device Digital Zoom Baby Safety Camera Built-in Tem-57%5in Display Wireless Infant Monitoring Device Digital Zoom Baby Safety Camera Built-in Temperature Detector$49.20 $114★ 4.9 · 10.7k soldView on AliExpress →
  5. 5Aoyan Zigbee 3.0 Mini PIR Motion Sensor Human Motion Infrared Detector Security Alarm Work-57%Aoyan Zigbee 3.0 Mini PIR Motion Sensor Human Motion Infrared Detector Security Alarm Work$2.84 $6.66★ 4.9 · 10k soldView on AliExpress →
  6. 6Zigbee 24G Mmwave Radar Presence Sensor Human Detector Motion/Static Detection For Tuya Z2-58%Zigbee 24G Mmwave Radar Presence Sensor Human Detector Motion/Static Detection For Tuya Z2$3.68 $8.74★ 4.9 · 10k soldView on AliExpress →
  7. 7Tuya Smart WiFi Smoke Sensor Fire Protection Smoke Detector 85dB Sound Security System Fir-58%Tuya Smart WiFi Smoke Sensor Fire Protection Smoke Detector 85dB Sound Security System Fir$8.30 $19.79★ 4.9 · 10k soldView on AliExpress →
  8. 8Tuya WiFi Zigbee PIR Motion Sensor Smart Home Human Body Infrared Detector Security Smart-53%Tuya WiFi Zigbee PIR Motion Sensor Smart Home Human Body Infrared Detector Security Smart$15.83 $33.86★ 4.6 · 10k soldView on AliExpress →
  9. 9Tuya Zigbee Temperature Humidity Moisture Detector Smart Soil Tester Moisture Sensor Phone-66%Tuya Zigbee Temperature Humidity Moisture Detector Smart Soil Tester Moisture Sensor Phone$5.78 $17.14★ 4.5 · 10k soldView on AliExpress →
  10. 103-in-1/4-in-1 Zigbee Soil Moisture Sensor Humidity Meter Temperature Tester Light Detector-7%3-in-1/4-in-1 Zigbee Soil Moisture Sensor Humidity Meter Temperature Tester Light Detector$8.49 $9.13★ 4.4 · 10k soldView on AliExpress →
  11. 11Inductor Detector Tool Motherboard Coil Tester for Phone Motherboard Repair Electromagneti-54%Inductor Detector Tool Motherboard Coil Tester for Phone Motherboard Repair Electromagneti$1.51 $3.30★ 4.9 · 10k soldView on AliExpress →
  12. 122 Pack Tuya Smart WiFi Smoke Detector With Real-Time APP Alerts Wireless Fire Sensor Alarm-66%2 Pack Tuya Smart WiFi Smoke Detector With Real-Time APP Alerts Wireless Fire Sensor Alarm$14.63 $42.49★ 4.9 · 10k soldView on AliExpress →
  13. 13Tuya Zigbee Water Sensor Flood Leak Detector Water Linkage App Alarm Sensor for Kitchen/Ba-57%Tuya Zigbee Water Sensor Flood Leak Detector Water Linkage App Alarm Sensor for Kitchen/Ba$4.10 $9.50★ 4.9 · 10k soldView on AliExpress →
  14. 14MUFASHA Non-Contact Voltage Detector Electrical Pen AC Voltage Tester Smart Breakpoint Fin-58%MUFASHA Non-Contact Voltage Detector Electrical Pen AC Voltage Tester Smart Breakpoint Fin$4.94 $11.80★ 4.7 · 10k soldView on AliExpress →
  15. 152026 XINGCE X5-AI Skin Analyzer 11 Spectrum Facial Detector AI Aging Acne Pigment Tester S-70%2026 XINGCE X5-AI Skin Analyzer 11 Spectrum Facial Detector AI Aging Acne Pigment Tester Salon Skin Machine$1209 $404710k soldView on AliExpress →
  16. 16Zigbee Temperature Humidity Moisture Detector Smart Soil Tester Moisture Sensor Phone App-57%Zigbee Temperature Humidity Moisture Detector Smart Soil Tester Moisture Sensor Phone App$5.78 $13.39★ 4.9 · 5k soldView on AliExpress →
  17. 17Tuya Zigbee WiFi Human Presence Sensor MmWave Radar Detector With Luminance Sensor For Sm-63%Tuya Zigbee WiFi Human Presence Sensor MmWave Radar Detector With Luminance Sensor For Sm$8.10 $21.80★ 4.6 · 5k soldView on AliExpress →
  18. 18Zigbee Work with Tuya PIR Motion Sensor Infrared Detector Mini Smart Human Body Sensor Rem-58%Zigbee Work with Tuya PIR Motion Sensor Infrared Detector Mini Smart Human Body Sensor Rem$2.84 $6.80★ 4.9 · 5k soldView on AliExpress →
  19. 192 in 1 Tuya Zigbee Rain Sensor with Light Detector IPX4 Outdoor Waterproof Rain Detector W-20%2 in 1 Tuya Zigbee Rain Sensor with Light Detector IPX4 Outdoor Waterproof Rain Detector W$8.44 $10.54★ 4.6 · 5k soldView on AliExpress →
  20. 20Tuya 2 in 1 Zigbee Mini PIR Motion Detector + Bright Lux Light Passive Infrared Security B-60%Tuya 2 in 1 Zigbee Mini PIR Motion Detector + Bright Lux Light Passive Infrared Security B$6.20 $15.54★ 4.5 · 5k soldView on AliExpress →
  21. 211-10pcs HC-SR501 Adjust IR Pyroelectric Infrared PIR Motion Sensor Detector Module For Ard-57%1-10pcs HC-SR501 Adjust IR Pyroelectric Infrared PIR Motion Sensor Detector Module For Ard$1.78 $4.10★ 4.9 · 5k soldView on AliExpress →
  22. 22Tuya Zigbee Water Sensor Flood Leak Detector Water Linkage App Alarm Sensor for Kitchen/Ba-63%Tuya Zigbee Water Sensor Flood Leak Detector Water Linkage App Alarm Sensor for Kitchen/Ba$5.36 $14.43★ 4.7 · 4k soldView on AliExpress →
  23. 23Tuya ZigBee 3.0 Leakage Alarm Detector Water Leak Sensor Overflow Flood App Remote Control-53%Tuya ZigBee 3.0 Leakage Alarm Detector Water Leak Sensor Overflow Flood App Remote Control$6.78 $14.40★ 4.6 · 4k soldView on AliExpress →
  24. 24Zigbee 24G MMWave Human Presence Sensor Microwave Radar Occupancy Motion Detector Smart Ho-15%Zigbee 24G MMWave Human Presence Sensor Microwave Radar Occupancy Motion Detector Smart Ho$6.01 $7.09★ 4.5 · 4k soldView on AliExpress →

Quick picks

Most popular1pc Motion Sensor Night Light - Wireless LED Detector Lamp for Bedroom, Staircas$2.84 · ★ 4.5 · 181.6k soldBest ratedNEWEST Skin Analyzer Scanner AI Intelligent Image Instrument Detector Magic Mirr$686 · ★ 5.0 · 19.8k soldCheapest well ratedFish Tank Thermometer LCD Digital Aquarium Temperature Water Meter Aquarium Temp$1.15 · ★ 4.5 · 2.6k soldBiggest discountFetal Doppler Heartbeat Detector for Baby, Heart Beat Monitor, LCD Backlight Pul$28.76 · ★ 4.6 · 95 sold

How much to pay

Tip: read the latest buyer photos on AliExpress and check the size or model before you order. Products with many orders and a rating of 4.7 or more are usually the safest choice.

Questions

What is the best-selling detector?

The most popular one is "1pc Motion Sensor Night Light - Wireless LED Detector Lamp for Bedroom, Staircase, Closet,", with 181.6k orders.

How much does a detector cost?

In this list prices go from $1.15 to $1209; half of them cost less than $6.01.

Which detector has the best reviews?

"NEWEST Skin Analyzer Scanner AI Intelligent Image Instrument Detector Magic Mirror 3D Digital Facial Analysis" has an average of 5.0 stars with many orders.

Are there discounts?

Yes. On average these products are 52% below their original price on AliExpress. Prices change often.

Prices and ratings come from AliExpress and can change. We may earn a commission when you buy through our links, at no extra cost to you.