MakerFocus 4pcs 0.56 Inch Waterproof Two-Wires DC 2.5-30V Digital Display Voltmeter

Features:Waterproof and Dustproof.It can measure 2.5-30V DC Voltage,Specification:Working voltage: 2.5-30VDetection voltage: DC 2.5-30VWorking current: <30mAMeasuring Rate:≥ 200 mS/TimesMounting-hole Size: 42 * 23.5 mmMeasurement Accuracy: 3 ‰The minimum working voltage:  +2.5 VThe maximum working voltage: +30 vWorking temperature:-10 ~ +65 ℃Working humidity: 10~80% (No condensation)Dimensions: 49.3 * 29.8 * 24.3 mmWorking pressure: 80~106kpa   Packing List: 1 * Waterproof DC Digital Voltmeter(LED Color is Red)1 * Waterproof DC Digital Voltmeter(LED Color is Yellow)1 * Waterproof DC Digital Voltmeter(LED Color is Green)1 * Waterproof DC Digital Voltmeter(LED Color is Blue)