Features 1、Fireproof and Flame Retardant PVC Shell: Adopting thickened shell, with good comprehensive physical and mechanical properties of fire-resistant, heat-resistant, wear-resistant, and long service life. 2、LCD Display: The battery status reader is designed with clear LCD color screen, which displays battery voltage, battery percentage, temperature. 3、Buzzer Alarm: Battery monitor can be set with high/low voltage and high/low temperature buzzer alarms. 4、Power-off Memory: The battery capacity tester with power-off memory function,it can retain settings when power is removed. 5、Applicable Batteries: Digital battery monitor is suitable for 9V-100V (12V, 24V, 48V, 60V, 72V, 84V) lithium battery, lithium ternary batteries, lead-acid battery, lithium iron phosphate battery. Specification Item Type: Battery Capacity Tester Material: Flame retardant PVC Operating Voltage: DC 9V-DC 100V Output Maximum Power: 100W Temperature Control Range: -20℃~110℃ Measurement Error: ±1℃ High and Low Voltage Alarm: Yes (DC 0V-100V) Data conservation: Yes High and Low Temperature Alarm: Yes (-40℃~99℃) Working Environment: Temperature -35℃~60℃, humidity ＜85%RH strong electronmagnetic interference Working Modes: 3 types, Ternary Li ion L1 Measurement 03-S String to 23-S String (Dead Duty Memory) Battery L2 measurement: DC 12V, 24V, 48V, 60V, 72V, 84V (power off memory) Li Iron battery L3 measurement from 03-S string to 27-S string (power off memory) Item Size: 81 x 41x 25mm / 3.18 x 1.61 x 0.98in Item Weight: 70g / 2.46oz Package List 1 x Battery Capacity Voltage