... portable Military version& buckle whole design 24W 18V Multi-function Portable Solar Charger for Laptop, Mobile Phone, MP3, MP4 Key ... emergency purposesCustomized designslabels, sizes, actual solar panel power, voltage, current and solar light impact strength ranges are acceptedFeatureVery ... transparent and smooth film 24W 18V Multi-function Portable Solar Charger for Laptop, Mobile Phone, MP3, MP4