Powerful and durable - shock, vibration, and weather resistant. Charge your phone, tablet, lights, camera, music, or any USB device on the go. A must have for for camping, traveling, and emergency kits, SunJack provides you rugged outdoor power when you need it. Never be caught without power. What's in the box : - SUNJACK 15 Watt Portable Solar Charger with dual 2 Amp USB output ports - 1 SUNJACK Carabiner Technical Specifications: - Solar panel: 15 Watts of high efficiency mono-crystalline power - Max output voltage/current: Two 5V/2A USB ports - Unit Size folded: 10.5" x 6.5" x 1.2" (26.7cm x 16.5cm x 3cm) - similar to an iPad. - Unit Size unfolded: 20" x 10.5" x 1" (50.8cm x 26.7cm x 2.5cm) - Unit Weight: 1.3 lbs / 0.6 kg