💡 Main Features
Voltage Detection: Detects AC voltage in wires, sockets, switches, outlets, and electrical equipment within the 24 V–250 V range. �
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Intelligent LED Indicators: Built-in LEDs light up to indicate voltage presence — brighter light usually means higher detected voltage. �
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LED Display or Lights: Visual cues (colored lights) show results — e.g., LED lights glow when power is present. �
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Non-Contact or Contact Testing: Some versions test voltage without direct metal contact (inductive sensing), while others may require a tip contact. �
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Circuit Testing: Helps find live wires and also check if a circuit is complete or broken. �
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Pocket-Sized & Portable: Small, pen-like design makes it easy to carry in a toolbox. �
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Battery Powered: Usually runs on small internal batteries (often LR41 button cells). �








