2PCS LED Digital Display Voltmeter DC 8-30V Battery Capacity Tester with 2 USB Ports Power-Off Memory for Lead-Acid Lithium Iron Ternary Lithium Battery Motorcycle Marine Boat Golf Cart RV Car

❃❃Working voltage: DC8-30V, measured voltage: DC8-30V, output voltage: DC5V
❃❃Battery monitor has 2 USB ports, which can measure voltage and remaining capacity of batteries while also charging other devices.; It can support the measurement of voltage and remaining capacity of lithium batteries, lead-acid batteries, and iron-lithium batteries.
❃❃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.
❃❃Battery monitor has reverse polarity protection. When measuring voltage is in a low voltage state, the screen will flash to remind the user.
❃❃Application: This voltmeter works well as a battery voltage tester for golf carts, cars, ships, RVs, boats, battery capacity testers, indicator panels.

Features:
Lead Acid, Ternary Lithium, Lithium lron Phosphate Battery Universal

Working voltage: DC8-30V,
measured voltage: DC8-30V,
output voltage: DC5V.
Working temperature: -10 ~ +65 ° C
Opening size: 45 × 26 × 18mm

Package included:
2 X Digital Voltmeter Battery Panel Meter with USB output

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