17 best detection under CHF 50.00
We picked 17 detection from AliExpress with real orders and good reviews. Prices go from CHF 1.93 to CHF 29.71, the average rating is 4.8 stars and the most popular one has 23.3k orders. Every product opens on AliExpress, where you pay with buyer protection.
Updated: 2026-11
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-53%RELIFE XA5 Inductance Tester Electromagnetic Non-Contact Fault DetectionCHF 1.93 CHF 4.14★ 4.9 · 23.3k soldView on AliExpress → - 2
-58%ANENG 11-25V Relay Detector RT01 Digital Universal 4/5 Pins Car Battery Vehicle DetectionCHF 7.82 CHF 18.45★ 4.7 · 10.1k soldView on AliExpress → - 3
-58%Relay Detector 11-25V ANENG RT01 Digital Universal 4/5 Pins Car Battery Vehicle DetectionCHF 8.79 CHF 20.72★ 4.7 · 3k soldView on AliExpress → - 4
-50%ALIENTEK USB Tester C2 Digital Voltmeter Charging Power Detector PD3.2 Battery Tester Fast Charge Detection TrCHF 26.94 CHF 53.44★ 4.9 · 2.1k soldView on AliExpress → - 5
-63%4K 4CH Hidden Dash Cam with APP Night Vision Motion Detection 24/7 Parking Monitor G-SensoCHF 29.71 CHF 79.90★ 4.6 · 714 soldView on AliExpress → - 6
-56%Car Relay Tester Diagnostic Tools 12V-24V Voltage Tester Battery Automotive LED Indicator Relay Detection DiagCHF 8.45 CHF 19.26★ 4.7 · 674 soldView on AliExpress → - 7
-67%Auto UV Dye air conditioning leak Test Repair Fluorescent Tools kit Car Detection Repair R134a RefrigerantCHF 9.59 CHF 29.07★ 4.6 · 500 soldView on AliExpress → - 8
-60%OBDResource 12V/24V Car Relay Tester 4Pin 5Pin Relay Detection Diagnostic Tool ProfessionaCHF 8.50 CHF 21.22★ 4.9 · 312 soldView on AliExpress → - 9
-50%Hirisi B2032 Carp Fishing LED Swinger Drop Off Indicator Metals Soft Pole LED Light Bite DetectionCHF 28.22 CHF 56.46★ 4.9 · 133 soldView on AliExpress → - 10
-53%1PC/1set Car Air Conditioning Leakage Plug Condenser Air-conditioning Compressor Pump Leak Detection Female PaCHF 3.61 CHF 7.68★ 4.8 · 102 soldView on AliExpress → - 11
-48%BSD Blind Spot Light Car Blind Spot Detection System Safety Driving Radar Change Lane AideCHF 9.30 CHF 17.86★ 4.8 · 62 soldView on AliExpress → - 12
-22%E3Z-T61 Long-Distance Infrared Laser Beam Sensor Background Suppression Photoelectric Switch DetectionCHF 9.67 CHF 12.44★ 5.0 · 41 soldView on AliExpress → - 13
-25%4G Relay GPS Tracker MV930G ACC Detection Engine Cut Off Mini Car Tracking Device MiCODUS Hidden FleetCHF 27.80 CHF 37.27★ 4.6 · 40 soldView on AliExpress → - 14
-55%Electronic Stud Finder Wall Scanner, Wood & Metal Detector, 20mm Deep Detection Sensor with LED Light AudibleCHF 6.76 CHF 15.05★ 5.0 · 36 soldView on AliExpress → - 15
-54%Hirisi 2Pcs Fishing Swinger Bite Indicators 6 Colors Sensitive Bite Detection Carp Feeder Bank Fishing AccessoCHF 5.80 CHF 12.63★ 4.9 · 16 soldView on AliExpress → - 16
-50%Night Fishing Float Bites Alarm With LED Light & Sound High Sensitivity Rod Tip Detection Bites AlertsCHF 3.29 CHF 6.57★ 4.5 · 14 soldView on AliExpress → - 17
-53%Automobile Leakage Detection Tool Precise Multi-functional Finder Automotive Circuit Tester Vehicle Battery LeCHF 6.83 CHF 14.59★ 5.0 · 10 soldView on AliExpress →
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