Features:
Equipped with 2 lead wires, easy for wiring (convenient for testing car, motorcycle, and battery cart);
No extra power needed;
High precision voltage meter, DC 2.4V-30V measuring range;
With reverse wiring protection and fine adjustment function;

Specifications:
Type: digital voltage meter
Measuring range: 2.4V-30.0V
Voltage measurement error: 0.05V
Working current: <30 mA
Display mode: 0.36" LED
Refresh rate: about 200ms/time
Line length: 19.5cm/7.68"
Display color: red
Operating temperature: -10 - +65℃
Product size: 50 x 30 x 20 (L x W x D)
Net weight: 10g

Notes: 
When the voltage is below 3V, the display brightness will darken while not affecting the correct measurement.
Testing voltage higher than 30V may damage the product.