It is a  Digital Volt Ampere Meter/2in1 Digital Tester, Voltage measuring range: AC130~500V, Current measurement range: AC0.0~200.0A, Measurement accuracy: 1% + 2 digits, Applications:The meter can be used in charger, inverter, solar energy, wind turbines, LED lights measurement, distribution box, voltage regulator,education appliances, appliance Repair, flapper, etc.

• Green terminal must be connected to its own CT or it will be broken.
• Display voltage and current on the same sreen with different color.(red for voltage, green for current)
• Very easy to connect, red and black wires both connect with power supply.
• Adjustable voltage and current error with potentiometer and saft with its back cover.

• Must be first connected the circuit of the current loop and finnaly the 220V voltage. Do not touch any parts or circuit behide the ammeter after connecting with 220V voltage.
• Do not suitable for high frequency electronic speed control, non city electric sine wave frequency or other occasions with high frequency components under the theroy of Step-down capacitor.

• Voltage measuring range: AC130~500V
• Current measurement range: AC0.0~200.0A
• Resolution: 1V 1A
• CT inner hole: 24mm
• Measurement accuracy: 1% + 2 digits
• Display: 0.39 inch LED digital tube display
• Measuring speed: about twice per second
• Exterior dimension: 70 x 40 x 30 mm
• Installation dimension: 68 x 38mm
• The power supply line, measuring length: about 150mm
• Split type transformer lead length: about 100mm
• Operating temperature: -10°c ~ +50°c
• Working humidity: 10 ~ 80% (no condensation)
• Working pressure: 80 ~ 106kPa
• Sun exposure: no direct exposure

• 1 x Digital Volt Ampere Meter (2in1 Digital Meter) + Current Transformer (CT)