Universal Battery Tester AA AAA 1.5V 9V

Voltmeter Ammeter 100V 50A Digital DC Red Blue features:
- Supply voltage: 4.5V to 30V
- Voltage measurement range: 0V to 100V (± 1%)
- Min voltage resolution: 0.1V
- Current measurement range: 0A to 50A (± 1%)
- Min current resolution: 0.1A
- Operating current: 5mA to 15mA
- Display: Red LED color (Voltage) and Blue LED color (Intensity)
- Includes reverse polarity protection
- Measurement refresh time: 500ms
- Screen dimensions: 48 x 29 mm
- Recessed hole: 45.5 x 26.5 mm
- Depth: 21 mm
- Cable length: 150 mm
- Operating temperature: - 10ºC to 65ºC
- No battery needed
- Dual panel with voltmeter and digital ammeter Useful links for Arduino />

Dimensions 12 x 2.5 x 1.8 cm

Voltmeter Ammeter 100V 50A Shunt Digital DC Red Blue features:
- Supply voltage: 4.5V to 30V
- Voltage measurement range: 0V to 100V (± 1%)
- Min voltage resolution: 0.1V
- Current measurement range: 0A to 50A (± 1%)
- Min current resolution: 0.1A
- Operating current: 5mA to 15mA.
- Screen: red LED color (Voltage) and blue LED color (Intensity)
- Includes protection against reverse polarity
- Measurement refresh time: 500ms
- Screen dimensions: 48 x 29 mm
- Recessed hole: 45.5 x 26.5 mm
- Depth: 21 mm
- Cable length: 150 mm
- Operating temperature: -10ºC to 65ºC Useful links for Arduino / Raspberry programming and projects with Arduino />

The digital voltmeter has a measuring range of 0VDC to 30VDC ±%1 and an operating current of <30mA. Comes with blue LED display

Voltmeter LED Waterproof Digital Display DC Green 3.5V 30V DC 0.56 features:
- Measuring range: from 3.5 VDC to 30 VDC ±% 1
- Operating current: <30mA
- Measuring refresh time: 500ms
- Dimensions: 54mm x24mm x15mm
- Cable length: 85 mm
- Color: Black
- Display: Green LED
- Operating temperature: -10ºC to 65ºC

Voltmeter LED Waterproof Digital Display DC Blue 3.5V 30V DC 0.56 features:
- Measuring range: from 3.5 VDC to 30 VDC ±% 1
- Operating current: <30mA
- Measuring refresh time: 500ms
- Dimensions: 54mm x24mm x15mm
- Cable length: 85 mm
- Color: Black
- Display: Blue LED
- Operating temperature: -10ºC to 65ºC

Device to measure the power consumption of any device powered by USB: phones, chargers, USB disks, consoles, tablets.
The voltage and current are shown successively.
Current and Voltage Meter Tester features:
- Operating range:
       - Voltage 3 - 7,5V
       - Current 0 -3A
- Resolution: 10mV 1mA
- Error: <± 1.5%%
- Dimensions: 5.2 x 2 x 1.5 cm

Mini voltmeter with LED display 7 green 3-digit segments.
Simply connect the positive and the negative to turn it on and measure the voltage.
Mini voltmeter with LED display 7 green segments 3 digits 3.5-30 VDC - 1% features:
- Operating voltages (measurement): 3.5 - 30 VDC,
- Color of the LED segments: green,
- Update speed: approx. 500ms,
- Accuracy of the measurement: ± 1%,
- No need power supply: it is powered with the measured voltage,
- Cable length included: 10cm,
- Size: 30x12x9mm.

  Mini voltmeter with LED display 7 red 3-digit segments.
Simply connect the positive and the negative to turn it on and measure the voltage.   Mini voltmeter with LED display 7 blue segments 3 digits 3.5-30 VDC - 1% features:
  - Operating voltages (measurement): 3.5 - 30 VDC,
- Color of the LED segments: blue
- Update speed: approx. 500ms,
- Accuracy of the measurement: ± 1%,
- No need power supply: it is powered with the measured voltage,
- Cable length included: 10cm,
- Size: 30x12x9mm.

Mini voltmeter with LED display 7 red 3-digit segments.
Simply connect the positive and the negative to turn it on and measure the voltage.
Mini voltmeter with LED display 7 red segments 3 digits 3.5-30 VDC - 1% features:
- Operating voltages (measurement): 3.5 - 30 VDC,
- Color of the LED segments: red,
- Update speed: approx. 500ms,
- Accuracy of the measurement: ± 1%,
- No need power supply: it is powered with the measured voltage,
- Cable length included: 10cm,
- Size: 30x12x9mm.