Giới thiệu Vôn Kế Kỹ Thuật Số 0.36 Inch Dc 0-30v 3 Bits
0.36 inch DC 0-30V 3 bits Digital Red LED Display Panel Voltage Meter Voltmeter tester
Dimensions: 35mm x 14mm x 10mm x 10mm Measuring precision: 0.1% Update frequency: approximately 200 mS / times Display: three 0.36 inch digital tubes Input range: DC 5 V-30 V Screen color: Red Operating current: less than 8 mA Operating temperature: -10 ° c-65 ° c Input impedance: 100 K approximately Reverse polarity protection: Yes : Red: power supply + Black: power supply, measurement Blue: measure +