GFCI Outlet Tester LCD Display | 3-Wire 120V Socket Checker
GFCI Outlet Tester LCD Display | 3-Wire 120V Socket Checker
ST06 GFCI Outlet Tester with HD VA Color LCD Display
Take the guesswork out of electrical safety with the ST06 GFCI Outlet Tester. This compact, easy-to-use socket checker features a vibrant 1.7" HD VA reverse-color LCD screen that instantly displays voltage readings and wiring conditions — even in low-light environments. Perfect for homeowners, electricians, facility managers, and anyone who wants to verify that their outlets are correctly wired and GFCI-protected.
Made in Mainland China.
Detects 7 Wiring Conditions at a Glance
- ✅ Wired Correctly
- ⚠️ Open Ground
- ⚠️ Open Neutral
- ⚠️ Open Hot
- ⚠️ Reversed Hot/Ground
- ⚠️ Reversed Hot/Neutral
- ⚠️ Dual Open (Neutral & Ground)
A green LED confirms correct wiring; a red LED alerts you to a wiring error — making interpretation instant and effortless.
Key Features
- HD VA Reverse Color Screen: 1.7" display is easy to read in any lighting condition.
- GFCI Testing: Verifies that all GFCI outlets are functioning correctly and providing proper protection against electric shock hazards.
- Auto-Hold Function: Freezes the reading on screen — ideal for hard-to-reach or awkwardly placed outlets.
- Instant Results: Simply plug into any standard US 3-wire 120V outlet and read results immediately.
- Automatic Shutdown: Conserves battery life when not in use.
- Low Battery Indicator: Alerts you when batteries need replacing.
- Portable & Lightweight: Compact 11.4 × 5.6 × 3.5 cm body slips easily into a toolbox or pocket.
- Widely Versatile: Suitable for homes, offices, factories, and industrial environments.
Specifications
| Model | ST06 |
| Compatible Outlets | Standard US 3-Wire 120V Receptacles |
| Display | 1.7" HD VA Reverse Color LCD |
| Input Voltage | <50VAC / 75VDC |
| Power Supply | 2 × 1.5V AAA batteries (not included) |
| Dimensions | 11.4 × 5.6 × 3.5 cm / 4.4 × 2.2 × 1.4 in |
| Country of Origin | Mainland China |
What's in the Box
- 1 × ST06 GFCI Outlet Tester
- 1 × Screwdriver
- 1 × User Manual
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Frequently Asked Questions
Q: What types of outlets is the ST06 GFCI Outlet Tester compatible with?
A: The ST06 GFCI Outlet Tester is designed for standard US 3-wire 120V electrical receptacles. It is ideal for testing outlets in homes, offices, factories, and other commercial environments that use the standard North American plug configuration.
Q: Do I need any electrical knowledge to use this outlet tester?
A: No special knowledge is required. Simply plug the tester into the outlet and the HD VA color LCD screen immediately displays the wiring condition using easy-to-understand text and color-coded LED indicators — green for correct, red for an error. The included user manual provides full guidance.
Q: Does the ST06 come with batteries?
A: No, batteries are not included. The tester requires 2 × 1.5V AAA batteries to operate. It features a low battery indicator and automatic shutdown to help conserve battery life.
Q: What does the GFCI test function do?
A: The GFCI test function verifies that a Ground Fault Circuit Interrupter outlet is working correctly and will trip as intended when needed. Regular testing of GFCI outlets is recommended to confirm they are providing proper electrical protection. The ST06 makes this quick and straightforward with its one-plug operation.