Value+ AB71A Multi-function Battery Analyzer

Battery Internal Resistance 19.99mΩ/199.9mΩ/1.999Ω/19.99Ω/499.9Ω: ±(0.8%+10)

Vdc 99.99V/119.9V: ±(0.5%+5)

Vac Output 50mA/5mA/500mA/50mA: Yes

Battery Capacity < 4V by internal resistance, 4V~12V by external resistance: Yes

Battery Type Lead-acid, Lithium, Lithium ion, Nickel-cadmium, Alkaline: Yes

Battery Life Test: Yes

Auto / Manual Range: Yes

User Calibration: Yes

User Setting: Yes

Measuring Port : DB9

Resistance measurement method Four (4) terminal Kelvin connections: Yes

Display Digits : 9999

Multimeter: 

 DC Voltage 600mV~1000V: -

 AC Voltage 600mV~750V: -

 DC Current 600mA~10A: -

 AC Current 600mA~10A: -

 Resistance 600Ω~60MΩ: -

 Frequency 6Hz~6MHz: -

 Capacitance 6nF~60MF: -

 Diode: -

 Continuity: -

 Input Jack Indicators: -

 Display Counts : 60000

Display Mode : 3.2: Dot-Matrix (240x320) Color

Display Backlight: Yes

Low Battery Indication: Yes

Auto Power Off: Yes

Power by : 3.7V 1500mA Lithium Ion Battery

Charging Port:  USB Type C

Datasheet