LED Digital Display Voltmeter Mini Voltage Meter Battery Tester Panel for DC 12V Cars Motorcycles Vehicles Dual USB 5V 2A Output

Product Features： 1, this product is full-featured, can display battery voltage, battery power, but also can be directly broadcast cell phone or other 5V device charging! 2, this product is suitable for all kinds of outdoor power supply, mobile power, instrumentation and other equipment battery power voltage display and additional USB to cell phone charging function. 3, This product adopts synchronous rectifier buck chip program, less heat generation. 4, the product structure is compact, make full use of space, reduce costs

12V model. Display mode for red + green power bar / digital voltage display _ dual USB port, can be used for 12V battery and 4 series lithium iron batteries. 12.6V lithium batteries can also be used, but the power display will become less.

Product parameters:

1. static input current: 5-25mA, the lower the battery voltage, the lower the current.

2. USB output: 5V/2A(max), two ports totaling 2A (one USB setting for Apple recognition, one for Android recognition)

3. USB buck efficiency up to 96% (because of the synchronous rectifier circuit, buck conversion efficiency, lower heat generation.

4. 8 segments of power resolution: 10% 25% 40% 50% 60% 75% 90

5. Voltmeter accuracy of about 2%

6 Operating temperature: -10 ~ +65 ° C

7. Operating humidity: 10～80% (no condensation)

8. Opening size: 45×26×18mm

Voltage and power display data: allowable error range +-2%

Battery voltage greater than N x 3.1V +-2%, display 10% of the battery (Note: N is the number of battery cells)

Battery voltage is greater than N×3.26V+-2%, display 20% of the battery capacity.

Battery voltage is greater than N×3.34V,+-2% to show 30% of the battery capacity

Battery voltage is greater than N×3.48V+-2%, display 40% of the battery capacity

Battery voltage is greater than N×3.56V+-2%,display 50% power consumption

Battery voltage is greater than N×3.71V+-2%, display 60% power consumption

Battery voltage is greater than N×3.77V+-2%,display 70% battery power

Battery voltage is greater than N×3.88V+-2%, 80% power is displayed.

Battery voltage is greater than N×3.97V+-2%, 90% of power is displayed

Battery voltage greater than N×4.1V+-2%, display power

12V lead-acid voltage range: (can use 4 strings of lithium iron phosphate batteries)

Battery voltage is greater than 10.3V+-2%, display 10% power

Battery voltage greater than 10.6V +-2%, display 20% of the battery power

Battery voltage greater than 10.8V +-2%, display 30% power

Battery voltage greater than 11.3V +-2%, display 40% of the battery power

Battery voltage greater than 11.6V +-2%, display 50% battery power

Battery voltage greater than 12.1V+-2%, display 60% of power

Battery voltage greater than 12.3V+-2%, display 70% battery power

Battery voltage greater than 12.6V+-2%, display 80% battery power

Battery voltage greater than 12.9V +-2%, 90% of the battery power is displayed.

Battery voltage greater than 13.2V +-2%, display the power consumption

24V lead-acid voltage range: (can be used with 8 strings of lithium iron phosphate batteries) voltage more than 35V or more burned out

Battery voltage is more than 20.6V+-2%, display 10% power

Battery voltage greater than 21.2V +-2%, display 20% power

Battery voltage greater than 21.8V +-2%, display 30% power

Battery voltage greater than 22.6V +-2%, display 40% of the battery power

Battery voltage greater than 23.1V +-2%, display 50% battery power

Battery voltage greater than 24.1V +-2%, display 60% of the battery power

Battery voltage greater than 24.5V +-2%, display 70% of the battery power

Battery voltage greater than 25.2V +-2%, display 80% of the battery power

Battery voltage greater than 25.8V +-2%, display 90% of the battery power

Battery voltage greater than 26.5V +-2%, display the power consumption

36V lead-acid voltage range: (can be used with 15 or 16 strings of lithium iron phosphate batteries) 57V or more burned out

Battery voltage greater than 30.9V +-2%, display 10% power

Battery voltage greater than 31.8V +-2%, display 20% power

Battery voltage greater than 32.6V +-2%, display 30% power

Battery voltage greater than 33.9V +-2%, display 40% of the battery power

Battery voltage greater than 34.7V +-2%, display 50% battery power

Battery voltage greater than 36.2V +-2%, display 60% of the battery power

Battery voltage greater than 36.7V +-2%, display 70% of the battery power

Battery voltage is greater than 37.8V+-2%, 80% of the battery power is displayed.

Battery voltage greater than 38.7V +-2%, display 90% of the battery power

Battery voltage greater than 39.7V +-2%, display the power consumption

48V lead-acid voltage range: (can be used with 15 or 16 strings of lithium iron phosphate batteries) 57V or more burned out

Battery voltage greater than 41.3V +-2%, display 10% power

Battery voltage greater than 42.5V +-2%, display 20% power

Battery voltage greater than 43.5V +-2%, display 30% power

Battery voltage greater than 45.3V +-2%, display 40% of the battery power

Battery voltage is greater than 46.3V +-2%, 50% of the battery power is displayed.

Battery voltage greater than 48.3V +-2%, display 60% of the battery power

Battery voltage greater than 49V +-2%, display 70% of the battery power

Battery voltage greater than 50.5V +-2%, display 80% of the battery power

Battery voltage greater than 51.7V +-2%, display 90% of the battery power

Battery voltage is greater than 53V +-2%, the display of power