Dual USB 5V 2A DC 8-48V Voltage Meter Voltmeter Volt Tester 12V 24V 36V 48V Car Lead-acid Lithium Battery Capacity Teste

Model A 48V power voltage modelModel B 8 48V voltage universal modelDescriptions 1 this product is fully functional you can display the battery voltage battery power you can also plug directly into the phone or other 5V equipment charging 2 This product is suitable for all kinds of outdoor power mobile power instrumentation and other equipment additional battery power voltage display and additional USB to charge the phone and other functions 3 this product uses synchronous rectification step down chip scheme low heat energy saving and environmental protection 4 This product is compact in structure making full use of space and reducing costs Input voltage 8 48 V Output voltage 5 V Output current 2000 mA Output interface USB 48V power voltage model cyclic display 10 seconds voltage then display 10 seconds power percentage flashing under voltage warning when the power is lower than 30 8 48V voltage universal model digital voltage display universal battery and battery in the range of 8V 48V The power display of the above models must match the battery to correctly report the percentage of power because the power is calculated based on the voltage The sum of current of the two USB ports is 2A Now the charging current of the large screen mobile phone is relatively large It is recommended that if the mobile phone is charged only a single USB plug is inserted otherwise it may be damaged Package Includes 1 x VoltmeterDetails Pictures