Features: 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. LCD Display: The battery status reader is designed with clear LCD color screen, which displays battery voltage, battery percentage, temperature. Buzzer Alarm: Battery monitor can be set with high/low voltage and high/low temperature buzzer alarms. Power-off Memory: The battery capacity tester with power-off memory function,it can retain settings when power is removed. 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. Wide Application: The battery testers can be used for testing battery voltage and capacity for electric motorcycle, motorcycle, golf cart, automotive, car, marine, RV, boat, etc. Specifications: 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 non-corrosive and strong electronmagnetic interference Working Modes: 3 types, Ternary Li-ion L1 Measurement 03-S String to 23-S String (Dead-Duty Memory) Lead-acid battery L2 measurement: DC 12V, 24V, 48V, 60V, 72V, 84V (power-off memory) Li-Iron Phosphate battery L3 measurement from 03-S string to 27-S string (power-off memory) Item Size: 81 * 41 * 25mm / 3.18 * 1.61 * 0.98in Item Weight: 70g / 2.46oz Package Weight: 71g / 2.50oz Package Size: 14.5 * 10 * 3cm / 5.71 * 3.94 * 1.18in Package List: 1 * Battery Capacity Voltage 1 * User Manual (English)