Waterproof: the mobile power bank has a waterproof function, and it can be used when you encounter rainy season weather when you are hiking in the forest Large-capacity battery: built-in 26800mAh polymer lithium battery, don't worry about low battery, it can charge your phones, tablets, and other devices LED lighting: equipped with LED lights, not only a mobile power bank but also as a light in the dark Portable: power bank is small in size (176 x 95 29mm), lightweight (565g), free your hands, and concentrate on hiking Safety: the mobile power supply has water-resistant, dustproof, and shockproof functions Product features: solar charging, USB 1/2 and Type-C output ports, Type-C/Micro input Suitable for iPad, for iPhone, other brand mobile phones, for PSP, MP3, MP4, and other devices Specifications: Model: MLS-i26S Solar power: single-crystal 2W Input: Micro: 5V/2A, Type-C: 5V/2A Output: USB1/2: 5V/3.1A, Type-C: 5V/3.1A Actual capacity: 20000mAh Material: plastic ABS + TPU Product size: 176 x 95 29mm Weight: 565g