grep -c 'searchterm' myfile
Voltage Electricity Tester Volt Detector Test Pen AC Non-Contact Sensor 90-1000V
$15.94
USB PD Battery Power Tester Digital Type C Multimeter Voltmeter Voltage Current
$18.50
Voltage Electric Tester Volt Detector Test Pen Non-Contact Sensor AC DC 12-1000V
$7.99
USB Type C Voltmeter Current Meter Multimeter Voltage Digital Tester Detector
$105.43
Voltage Detector Non-Contact AC Electrical Tester Pen Sensitivity 12-1000V
$12.99
12V Digital LED Display Voltmeter Voltage Gauge Panel Meter Car Motorcycle
$7.98
12V Digital LED Display Voltmeter Voltage Gauge Panel Meter Car Motorcycle
$7.75
Voltage Electric Tester Volt Detector Test Pen AC DC Non-Contact Sensor 12-1000V
$8.30
Voltage Electricity Tester Volt Detector Test Pen AC Non-Contact Sensor 90-1000V
$14.95
Voltage Electricity Tester Volt Detector Test Pen AC Non-Contact Sensor 90-1000V
$13.99