Name: AT528L Handheld Battery Tester
Voltage: 100-240V
Test parameters: AC resistance, DC voltage
Basic accuracy: Resistance: 0.5% + -5dgt Voltage: 0.5% + -5dgt
Measuring range:
Resistance: 0.1mΩ~200Ω (resolution 0.1mΩ)
Voltage: 1mV~50V (the highest resolution is 1mV)
Source: AC: 1kHz
Open circuit voltage: <30mV (reduced damage to the battery

under test) Test current: <15mA
Range: four-range automatic, manual and nominal test
Test speed: 2 times / sec
Display results: (ABS), (PER) and (SEQ) comparison methods
Maximum reading: resistance: 3200 voltage: 3000
Correction: full-scale short-circuit clear function
Comparator: voltage comparison, resistance comparison,

voltage resistance combination comparison,
GD/NG sorting result display, signal
Interface: built-in Mini-USB interface, charging interface, U disk interface
Power requirements:
Input: 100-240V~50/60Hz 0.35A
Output: 9V 1A DC 8.4V, 2200Ah lithium battery
Packing size: 20*30*10cm
Weight: 3kg
Volume weight: 1.2kg

Features:
Battery and external power supply
Four-terminal test
Built-in Mini-USB interface
Compatible with SCPI instruction set
Backlight adjustment
Maximum power consumption is less than or equal to 5w
Long continuous working time is greater than or equal to 8 hours

Application:
Measuring various low voltage batteries, batteries, lithium batteries,

mobile phone batteries
Contact resistance, internal resistance of the battery
Battery voltage test
Battery test

Please note:

This product contains a built-in battery