Brand Jtron Model 03100385 Quantity 1 Color Black Material Glass fiber Specification Weight: 6.5g; Display color: Red; Display mode: 0.36" LED 4-digit sevensegment display; Update rate: About 500 ms/time; Physical size: 37 x 15 x 11mm (L x W x H); Power supply: Do not need power supply; Lead wire length: 9.5cm (2 lines); Measurement range: DC 3.50~30.00V; Operation temperature: -10'C~+65'C; Measurement accuracy: +/- (3 + 2 Digit); Red line: Power Supply+ Measure Voltage + (3.5~30V); Black line: Power Supply - Measure Voltage- Features Can be used for measuring the car / battery car / motorcycle battery voltage and other forms of voltage Application Can be used for measuring the car / battery car / motorcycle battery voltage and other forms of voltage English Manual/Spec YES Packing List 1 x Digital voltmeter (10cm-cable)