It is a Digital Current Meter/Ampere Meter/Tester, Measuring Current Range: 0~49.9A, Power Supply Voltage: DC 6~24V, Build-with connection reverse protection, Application: industrial equipments,electronic equipment, Power distribution box, distribution cabinet, regulators, teaching aids, household small distribution box, Storage Battery Car,Motorcycle, Car, E-bike, ATV, Scooter, and All kinds Current Measuring.

• LED Size: 22.4 x 14 x 9mm
• PCB Size: 35 x 16mm
• Power Supply Voltage: DC 6~24V
• Min. Display: 0A
• Max. Display: 49.9A
• Measuring Current Range: DC 0~49.9A
• Display: three 0.36" LED digital tube
• Display color: Red/Blue/Yellow/Green
• Refresh rate: about 300mS / times
• Maximum input: <4 times range
• Accuracy: 0.5A
• Operating temperature: -40 °c ~ 85 °c
• Application: industrial equipments,electronic equipment, Power distribution box, distribution cabinet, regulators, teaching aids, household small distribution box, Storage Battery Car,Motorcycle, Car, E-bike, ATV, Scooter, and All kinds Current Measuring.

• The Ammeter Power Supply input must be 6-24V, otherwise would burn out the Ammeter.
• The Ammeter Green Wire and Black Wire must connect with the Small Screw, Please DO NOT connect the BIG Screw. otherwise would affect the accuracy.
• Please notice that the current on shunt must come from Green Wire to Black wire.

• 1 x Digital Ammeter ( Digital Tester )
• 1 x 50A/75mV Current Shunt