The Extech CT40 Cable Testing and Identifier Kit can identify up to 16 local or installed lines in order to troubleshoot installed lines or electrical/electronic circuits. Features Resistance, AC/DC Voltage, Continuity, and Diode testing.
Proposition 65 Warning for California Residents: This product can expose you to chemicals including Benzene, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to 
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Replaced by 45118 - no heat index
