Factory Multi-function Power Test Pen 5-30V DC Electrical Digital LED Automotive Test Pencil Bulb Alligator Clip

Precision Voltage Detection
– Digital LED display ensures accurate readings for 5-30V DC, eliminating guesswork in electrical diagnostics.
Durable Alligator Clip
– High-conductivity copper jaws with corrosion-resistant coating provide secure connections in tight or awkward spaces.
Multi-Scene Application
– Ideal for automotive circuits, home appliances, DIY electronics, and industrial equipment testing due to compact, ergonomic design.
Dual-Function Testing
– Built-in bulb and digital display allow quick continuity checks and precise voltage measurement in one tool.
Industrial-Grade Materials
– Reinforced ABS housing and silicone-insulated probe resist heat, wear, and accidental drops for long-term reliability.
Instant Polarity Indicator
– Auto-detects positive/negative charge via bright LED color coding, speeding up troubleshooting.