ALLPOWERS AP-SP5V21W Portable Foldable Solar Panel 5V 21W Outdoor Power Generator Dual USB Phone Charger

• 2 USB output ports, it can easily charge 2 devices at the same time
• Thin and foldable design, easy to carry, suitable for outdoor camping, mountain climbing, hiking, etc.
• High density outer fabric, which is water-resistant and dust-proof, suitable for outdoor use
• Intelligent circuit, the output voltage is always stable at 5V, matching the output stable and comfortable current, and will not damage the charging equipment
• High-efficiency solar panels, the energy conversion efficiency is 60% higher than traditional crystalline silicon solar panels

Specification:

• Solar panel peak power: 21W
• Size (folded): 150x300mm
• Size (unfolded): 640x300mm
• Output: USB 5V2.1A x2