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Noarlall
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LED DC 12V Dual USB Port Battery Voltmeter 4S LithiumIron Phosphate Lead Acid Tester for Mobile Phone Adapter USB output Battery Tester
This product is fully functional, you can display the battery voltage, battery power, you can also plug directly into the phone or other 5V equment charging. This product is suitable for all kinds of outdoor power, mobile power, instrumentation and other equment additional battery power voltage display and additional USB to charge the phone and other functions. This product uses synchronous rectification step-down ch scheme, low heat, energy saving and environmental protection. This product is compact in structure, making full use of space and reducing costs. Product parameters: Static input current: 5-25mA, the lower the battery voltage, the smaller the current. USB output: 5V/2A (a USB setting for recognition, a setting for Android recognition) USB buck efficiency is up to 96% (because of the synchronous rectification circuit, the buck conversion efficiency is high and the heat is low. 8 segment power resolution: 10% 25% 40% 50% 60% 75% 90% 100% voltmeter accuracy: about 2% working temperature: -10 ~ +65 ° C Working humidity: 10~80% (no condensation) Opening size: 45 × 26 × 18mm Package Included: 1pcs * Dual USB Port LED Digital Voltmeter
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