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24 cheapest tester on AliExpress

We picked 24 tester from AliExpress with real orders and good reviews. Prices go from $0.83 to $7.08, the average rating is 4.8 stars and the most popular one has 43.4k orders. Every product opens on AliExpress, where you pay with buyer protection.

Updated: 2026-11

  1. 1Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic Spare-27%Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic Spare Parts Kit Without D$0.83 $1.13★ 4.9 · 46 soldView on AliExpress →
  2. 2Creative Mini Portable Micro Fan Mobile Phone Mini Fan Charging Treasure Cooling Fan USB G-55%Creative Mini Portable Micro Fan Mobile Phone Mini Fan Charging Treasure Cooling Fan USB Gadget Fans Tester$1.15 $2.54★ 4.5 · 2.7k soldView on AliExpress →
  3. 3Multimeter Tester Accessories 2 Red and Black Wire Clips Ac/Dc Rated 10A 1000V Suitable fo-63%Multimeter Tester Accessories 2 Red and Black Wire Clips Ac/Dc Rated 10A 1000V Suitable fo$1.36 $3.68★ 4.9 · 10k soldView on AliExpress →
  4. 4Inductor 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 →
  5. 5Key Switch Keychain Shaft Tester Mechanical Keyboard Fidget Button Fidget Button Finger To-64%Key Switch Keychain Shaft Tester Mechanical Keyboard Fidget Button Fidget Button Finger Toys Relief Stress$1.58 $4.33★ 4.8 · 11.4k soldView on AliExpress →
  6. 6DIY PC Assembly Tool Reliable 10Pin 2x5Pin Mainboard Switching Tester Switching Board Adap-69%DIY PC Assembly Tool Reliable 10Pin 2x5Pin Mainboard Switching Tester Switching Board Adap$1.78 $5.79★ 4.9 · 10k soldView on AliExpress →
  7. 7Intelligent Voltage Tester Pen AC Non-contact Induction Test Pencil Voltmeter Power Detect-56%Intelligent Voltage Tester Pen AC Non-contact Induction Test Pencil Voltmeter Power Detect$1.99 $4.55★ 4.6 · 5k soldView on AliExpress →
  8. 81/3 Pcs Portable LCD Digital TDS Water Quality Tester Water Testing Pen Filter Meter Measu-55%1/3 Pcs Portable LCD Digital TDS Water Quality Tester Water Testing Pen Filter Meter Measuring Tools Accessory$3.38 $7.54★ 4.7 · 195 soldView on AliExpress →
  9. 924 Pin Female ATX PSU Power Supply Starter Tester Start Up Jumper ON OFF Switch Cable 18AW24 Pin Female ATX PSU Power Supply Starter Tester Start Up Jumper ON OFF Switch Cable 18AWG 30CM$3.54★ 4.7 · 433 soldView on AliExpress →
  10. 1020A 1000V Probe Test Leads Pin for Digital Multimeter Needle Tip Multi Meter Tester Lead P-55%20A 1000V Probe Test Leads Pin for Digital Multimeter Needle Tip Multi Meter Tester Lead P$3.68 $8.19★ 4.9 · 10k soldView on AliExpress →
  11. 11DT830B Mini Handheld Digital Multimeter, Voltmeter Ammeter Tester for Automotive & Electri-63%DT830B Mini Handheld Digital Multimeter, Voltmeter Ammeter Tester for Automotive & Electrical Circuit Repair$4.33 $11.73★ 4.9 · 31.2k soldView on AliExpress →
  12. 12ANENG VD807 One-word Induction Portable 50/60Hz Smart Electric Pen Tester NCV Sensor AC 12-49%ANENG VD807 One-word Induction Portable 50/60Hz Smart Electric Pen Tester NCV Sensor AC 12$4.75 $9.35★ 4.7 · 5k soldView on AliExpress →
  13. 13MUFASHA 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 →
  14. 14ANENG VD807 One-word Induction Tester Portable 50/60Hz Smart Electric Pen NCV Sensor AC 12-51%ANENG VD807 One-word Induction Tester Portable 50/60Hz Smart Electric Pen NCV Sensor AC 12-300V Non-contact Wi$5.14 $10.49★ 4.7 · 2.9k soldView on AliExpress →
  15. 15Fish Tank Thermometer High-precision Led Digital Display Electronic Aquarium Thermometer T-69%Fish Tank Thermometer High-precision Led Digital Display Electronic Aquarium Thermometer Tester Meter Gauge$5.35 $17.35★ 4.6 · 234 soldView on AliExpress →
  16. 1610 in 1 USB Type-C Voltmeter Ammeter Capacity Tester DC 4.5~36V 0-8A Multiple Fast Chargin-61%10 in 1 USB Type-C Voltmeter Ammeter Capacity Tester DC 4.5~36V 0-8A Multiple Fast Chargin$5.36 $13.81★ 4.9 · 3k soldView on AliExpress →
  17. 17Zigbee Soil Sensor Moisture Temperature Humidity Tester Light Fertility Meter Garden Home-61%Zigbee Soil Sensor Moisture Temperature Humidity Tester Light Fertility Meter Garden Home$5.56 $14.38★ 4.9 · 10k soldView on AliExpress →
  18. 18Silicone Multimeter Probe Test Leads Universal Needle Tip Multi Meter Tester Lead Probe Wi-64%Silicone Multimeter Probe Test Leads Universal Needle Tip Multi Meter Tester Lead Probe Wi$5.56 $15.60★ 5.0 · 3k soldView on AliExpress →
  19. 19Tuya 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 →
  20. 20Zigbee 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 →
  21. 21Smart Soil Tester Sensor BT Tuya Soil Moisture Meter Temperature Humidity Monitor Plant Ca-56%Smart Soil Tester Sensor BT Tuya Soil Moisture Meter Temperature Humidity Monitor Plant Ca$5.99 $13.61★ 4.9 · 5k soldView on AliExpress →
  22. 22Newly ANENG DT9205A Digital Multimeter True RMS Professional AC/DC Current Tester HFE Ohm -75%Newly ANENG DT9205A Digital Multimeter True RMS Professional AC/DC Current Tester HFE Ohm Capacitor Voltage$6.03 $23.68★ 4.6 · 1.3k soldView on AliExpress →
  23. 23ANENG VC1010 Non‑Contact Voltage Detector Pen AC 12‑1000V NCV Tester Adjustable High‑Low S-50%ANENG VC1010 Non‑Contact Voltage Detector Pen AC 12‑1000V NCV Tester Adjustable High‑Low Sensitivity Sound Ala$6.16 $12.31★ 4.6 · 26 soldView on AliExpress →
  24. 24ANENG DM850 Multimeter Tester 1999 Counts AC DC 600V DC10A Ohm Diode Triode Buzzer Data Ho-63%ANENG DM850 Multimeter Tester 1999 Counts AC DC 600V DC10A Ohm Diode Triode Buzzer Data Hold Handheld$7.08 $19.38★ 4.9 · 43.4k soldView on AliExpress →

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