Solar Charger 20000mAh Portable Solar Power Bank Waterproof External Backup Battery Power Pack Charger Dual USB with 2 LED Flashlight for Cell Phone and Other Electronic Devices so you can freely attach

so you can freely attach it to your backpack in camping

SOLPOWBEN solar phone charger will be your great partner for outdoor sports

1 x 20000mah solar power charger

each output 1A) will charge a little slower

1 x USB Charging Cable

Solar Charger 20000mAh Portable Solar Power Bank Waterproof External Backup Battery Power Pack Charger Dual USB with 2 LED Flashlight for Cell Phone and Other Electronic Devices so you can freely attachProduct Description I Features Portable Solar Charger & Emergency Charging: Newest 20,000mAh solar power bank itself can be recharged via power outlet (micro USB) and sunlight. Yet It's recommended to take the solar panel charging feature as the emergency back up solution instead of the main power sources. Dual USB Chargers & Compatibility: Built in 5V 1. 6 A input and 5V 2. 1A output(MAX) allows you to charge two devices simultaneously, compatible