Studio : BlueFire Publisher : BlueFire Binding : Wireless Phone Accessory Product Description
Features: - Compact design and practical function, perfect for travel daily use, convenient and easy to use - Dual USB ports apply to all USB charging mobile phones or other electronic products - Blue Led Digital Voltmeter, can easily monitor the storage-battery voltage Specifications: Condition: 100% Brand New Product Dimension: 5*3.7CM Power Input: DC 12V-24V USB Output Voltage: 5V Output Current: 4.2A LED Voltmeter Display Package included: 1 x Dual Ports USB Charger with LED Digital Display Voltmeter Notice: The voltage readings can be only visible when the voltmeter is wired up and connected to your battery.
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