Features:
100% Brand new and high quality
The DC ammeter range DC0-9.99A.
Built-in shunt resistor 10A current input (do not hold full-scale input).
Must use an external power supply voltage for the DC4-30V.

Specifications:
Measurement accuracy: ±0.1%
Refresh rate: about 200mS / times
Display: Three 0.36 "digital tube
Measuring range: DC 0A-9.99A.
Input range: DC 4V-30V
Display Color: Red
Operating current: Less than 8mA
Operating temperature: -10 degree -65 degree
Input impedance: 5 ohm
Reverse polarity protection: Yes
Net Weight:10g
Dimensions: 35 x 14 x 10 mm (1 3/8 x 9/16 x 3/8 in )

Package includes:
1  x LED DC Ammeter