4Pcs DC 12V 24V 36V 48V 72V Battery Meter with Alarm, Voltage Indicator, Battery Capacity Monitors, Lead-Acid Battery Gauge and Lithium-Ion Battery Indicator (Green and Blue)

Practical Design: The battery capacity and voltage indicators are designed with a switchable function button. You can press it to check the battery capacity or voltage in real time and turn it off. With the alarm design, the battery meter display will flash when the battery capacity is less than 20 percent. Applicable Objects: Our battery capacity monitoring gauge indicators are compatible with 12V, 24V, 36V, 48V, and 72V lead-acid batteries, ternary lithium batteries, lithium-ion polymer batteries, 3-15 series lithium-ion batteries, storage batteries, flooded batteries, and more. LCD Digital Display: The battery capacity gauge indicators come with a waterproof PVC screen protector with a bright backlight, allowing you to read the results on the clear LCD screen from different angles. It features low power consumption, with a maximum of 5 mA. Wide Applications: These battery meters with alarms can be used in various machines and locations, such as the garden, home, office, and more. They are durable and can serve you for a long time, meeting your diverse needs. The convenient battery indicators will provide a pleasant experience. Features: Power Button: You can press to check the battery capacity or voltage in real time and turn it off. Alarm: The battery meter display flashes when the battery capacity is below 20%. Suitable for: 12V/24V/36V/48V/60V/72V/84V lead-acid batteries, ternary lithium batteries, lithium-ion polymer batteries, 3-15 series lithium-ion batteries, storage batteries, wet batteries, and more. LCD Digital Display: The waterproof PVC screen with bright backlight clearly displays the results. Note: These cannot be used with lithium iron phosphate batteries, 1-2 Li batteries in series, or more than 15 Li batteries in series. Specifications: Operating Voltage: DC 12-84V Working Current: 5 mA max Working Temperature: 0 ℃ -40 ℃ Display: capacitance / voltage Backlight: as shown in the image Material: ABS Note: Due to differences in lighting and screen settings, the product color may be slightly different from the image. Please allow for slight size variations due to manual measurement. Shipping Quantity: 4 pieces