Testing equipment can be put to good use ensuring that electrical equipment is properly installed and safe to operate. Faulty installations can be lethal; the condition of electrical installations can be established when contractors use test equipment. Calterm is please to offer an innovative full feature line of test equipment designed to make electrical work faster and safer. Quickly and accurately test DIS and other ignition systems for the presence of secondary voltage without piercing or removing spark plug wires. Great for troubleshooting "no-starts."

• Sensitivity Adjustment Dial is a Calterm exclusive feature that allows isolation of a specific plug wire and eliminates false signals from wires routed in close proximity
• Green LED indicates that the tester and batteries are operating properly
• Red LED flashes each time voltage is released from the coil through the spark plug wire
• Rugged high impact ABS housing resists oil and endures shop conditions
• Compact design with pocket clip
• 360 deg high visibility indicator so that technician's hand will not obstruct view