Searon LED 12V 24V 36V 48V 72V Digital Battery Indicator Status Charge Indicator with Hour Meter Gauge

Notice -This Battery Indicator fits 12V 24V 36V 48V and 72V Lead-acid Batteries and 4.5-90 Volt DC power. -Please connect the correct voltage to your battery indicator as noted on the meter. Failure to connect to the -correct voltage will damage the batery indicator causing it to function abnormally. -Make sure your "C" terminal is either connected to the Battery "+" or a Key switch,otherwise meter scans from full to empty then shuts off. -The second LED from the left flashes as a warning that the batteries voltage has been discharged to 80% of their capacity. -At a 90% battery discharge, the red and yellow LEDs will alternately flash to indicate a very low voltage capacity is remining. -During charging, once the the battery voltage reach to the preset fully charged voltage of meter, Meter will cycle through for continuous minutes and stay "full" position. Battery Indicator Features -Displayed using a 10 segment LED bar graph display from full to empty. -The meter will scan from "Full" to "Empty" when connected to power and then indicate the real battery level. -High reliability, low cost and compact size. -LED flashes for low charge warning. -Specifically designed to monitor the power level of battery while charging or discharging. -Operating and Storage Temperature: -40? ~ 85?. -Operating current: 20 mA nominal. -Product size: 5.8 * 5.1cm / 2.3 * 2.0in ( D * H ) -Product weight: 43g / 1.5oz. Hour Meter Feature Works on 4.5-90 volt DC power. Dispaly: 99,999.9 hours with 0.1 hours accuracy. Automatically recycle to zero. CMOS EEPROM Memory. Hole Size: 2 Inch Package Listing 1 * Battery Indicator 1 * Pack of accessories 1 * English User manual