BigBlue 28W Solar Panel, Portable Solar Charger with Digital Ammeter, 2USB(5V/4A Max Overall), Folding SunPower Solar Panels for Camping, Compatible with iPhone, iPad, Huawei, LG, Google Pixel etc

* Built-in Ammeter: The ammeter of this 28w solar panel charger can measure the current real-time value. Note that the value depends on your connected devices, sunlgiht intensity and cable used. If your device has an input current of 1A (such as the iPhone), the amount of ammeter will show between 0.8A and 1A in theory. * Exclusive Smart IC Technology: With the built-in intelligence chip, our solar phone charger detects your device then deliver its fastest possible charging speed(single maximum usb output up to 5V/2.4A, dual maximum USB up to 4A). Dual-port applys to all the 5V Android devices and apple devices. Note: This solar charger is not compatible with the iPad Pro. * High Conversion Efficiency: SunPower Solar Panels with higher solar conversion efficiency by up to 24%.4 carabiners allow you to hook your solar charger everywhere convenient to get solar access (trees, backpacks, vehicle, etc.). With compact size (11.1 × 6.3× 1.3in folded) and lightweight (21.0 oz) design, this folding solar charger i...