voltmeter digital dc

Voltmeter Digital Dua Kabel 0.56 Inci DC 4.5V to 30V Two-wire 0.56 inch DC 4.5V to 30V Digital Display Voltmeter Voltage Panel Meter Tester Specification: Display color: HW-800A(red), HW-800C(blue) Measurement range: DC4.50-30.0V Power supply range: DC4.50-30.0V Maximum input: DC30.0V Permissible error: 0.5% Input impedance: > 100Kohm Working current: red < 23 mA, blue < 13 mA Refresh speed: about 300 mS once Display mode: three "0.56" LED high-brightness digital tube Lead length: 20cm/7.87'' Working temperature: -20℃~65℃ Product size: 48mm*29mm*22mm/1.88*1.14*0.86'' Packing weight: 17g Note: Please allow 1-3mm differs due to manual measurement. Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding. Included: 1 x Digital Display Voltmeter