Product Name: 21 Watt Foldable Solar Charger for Outside Travel Accessories: Charger Adapter Application: Mobile Phone Charger, Laptop Charger, Electronic Device Flexibility: Foldable With LED: Solar Panels Condition: New Certification: RoHS, CE Output: 5V Weight: 0.57 Kg Trademark: Daopulse Transport Package: Carton Specification: 700*290*16 mm Origin: China HS Code: 8541402000 Product Description 21 Watt Foldable Solar ChargerCongratulations on purchasing your ticket to energy freedom. Tap into the sun's radiance and power your devices anywhere. This product is designed according to the highest technical specifications and standards. It will supply years of maintenance-free energy. Please read these instructions thoroughly before you use it, and then store it in a safe place for future reference. Package Contents1 x 21 watt foldable solar charger2 x carabineer hook1 x USB cable1 x User manualTechnical SpecificationsSolar panel21 watt; Sunpower solar cellsOutput5V/3.5A (dual USB ports)Unfold size700*290*16 mmFolding size290*170*30 mmWeight0.57 kgHow to Charge Your Phone/USB Devices:Unfold the charger and place the panels under sunlight.Connect our device to the solar charger with a USB cable.Keep your device cool while charging. Put it under the solar panel, the pocket of the solar panel, or in the shade to avoid overheating.Advantage: 1. The solar mobile charger is widely used in charging for Iphone, Ipad, mobile phones, cameras, MP3 and the mobile products; 2. The solar mobile charger absorb the sunlight and transform into DC electricity and charge for mobile products, so it can charge for mobile products ANYWEHRE and ANYTIME with sunlight. 3. It has long life-time more than 8 years,it suit for all people who has mobile products especilly for travel peopleFAQ & Solutions:If my device needs an input current of 1A, will the 2A output of the solar charger damage it ? -No. The solar panel has intelligent charging, detecting the needs of your device and delivering exactly what it needs. If your phone accepts 1 A, the charger will deliver 1A. 2. If the foldable solar charger cannot charge my devices, what should I do? A.Check the manual of your device to ensure the input voltage is 5V. B. Cloudy weather and indirect sunlight may cause fluctuations in the current . This in turn may hinder or prevent charging. Place the solar charger directly under sunlight or wait until the weather is clear. C. Wipe the panels clean with a damp cloth between usages to prevent scratching. D. Avoid exposure to fire, water and chemical liquid. 3. If it is partially cloudy or shady will the solar charger still work? -Yes. However, the charging efficiency will be low, and it may cause prolonged charging time. 4.Can this panel charge a power bank? -Yes. Be sure to put the power bank in the pocket of the charger to avoid direct sunlight or overheating.Caution: 1. Do not break, dismantle, or drop this product.2. Dispose the charger according to local environment laws.3. This charger is not waterproof. Don't expose it to water, rain or moist weather.Should you need more information or quick quotation with details , welcome to contact us .