Boxonly LED Digital Voltmeter Two-Wire DC Voltmeter 0.56-inch DC 5.0V-30.0V Reverse Connection Protection Blue 1Pcs

• Two-wire DC voltmeter, bright and comfortable reading: display: bit "0.56" LED digital tube; display color: blue; red, green, operating temperature is - 20 ℃~66 ℃.
• LED Digital Voltmeter can be used in various places, both indoor and outdoor, with eye-catching color and easy to distinguish.
• Measuring range: red DC4.50-30.0V, green DC4.70-30.0V, blue DC5.00-301V. No additional power supply is required, and the measured voltage is directly used as the power supply. The range is the same as above.
• The overall size is 48 x 29 x 22 mm, the opening size is 46 x 28 mm, the volume is moderate, does not take up space, and is suitable for use and installation in various occasions.
• DC30.0V。 Note: Input voltage higher than 31V may cause permanent damage! Pay attention to the reasonable use within the voltage range to avoid damaging the product.

Boxonly LED Digital Voltmeter Two-Wire DC Voltmeter 0.56-inch Reverse Connection Protection Function: Made of high-quality materials, it is strong, durable and has a long service life. It is easy to install, operate and use. It has a wide range of uses, can be used in various places, and is very safe. 48x29x22 mm, opening size 46x27 mm, moderate volume, no space. Specification: Material: LED nixie tube Color Optional: blue; Red, green Operation Temp: -20℃~65℃ Measuring range: Red DC 4.5V~30V, Green DC 4.7V~30V, Blue DC 5.0V~30V Power supply range:No additional power supply is required, and the measured voltage is directly used as the power supply. The scope is the same as above Input range: DC 4.5V~30V(Max Input: DC 30V, The device can be damaged if input is over 32V) Display: Three 0.56" LED digital tube Measurement accuracy: 1%; greater than or equal 10V error is 0.3V; less than 10V error is 0.10 Refresh rate: about 300ms / times Input impedance: About 100K Operating Current: Red <23mA, Green <18mA, Blue <13mA Packages included: 1 x LED digital voltmeter two-wire DC voltmeter head