Klein Tools Electronic AC/DC Voltage Tester

Klein Tools ET40 is an Electronic AC/DC Voltage Tester. It features indicators for positive and negative DC polarity, and tests DC voltages as low as 1.5V. It tests AC voltages 12-240VAC. Excellent for checking, verifying or troubleshooting common residential electrical wiring in electrical outlets, light fixtures, doorbells and more. It operates on 2 x AAA batteries.

• Tests voltages for AC at four useful levels: from 12V to 240V AC
• Tests voltages for DC at 1.5V to 17- 24V, at four useful levels
• Bright LEDs indicate the type and level of voltage detected