Keep your mobile devices powered on the go with the black Sherpa 15 Power Bank with Micro-USB & USB Type-C Connector from GOAL ZERO. This bank features a 3870mAh capacity and 2.1 USB output for charging smartphones, tablets, wearables, and more. This GOAL ZERO power bank has a rechargeable LiPo battery that can be powered up in two ways. You can recharge the battery from the sun by connecting a compatible solar panel or using a standard wall charger. Furthermore, this power bank features a sleek and durable aluminium body, and its slim design easily slides into your pocket or backpack.

• Fully recharge the Sherpa 15 from the sun in about 4 to 8 hours by connecting a compatible solar panel. You can also charge this power bank through the micro-USB charging port and standard wall charging in about 2.5 hours.
• The Sherpa 15 is great for charging your smartphone and other smaller devices. Smartphones get 1 to 2 recharges, headlamps get 2 to 4 recharges, and POV cameras get 2 to 3 recharges.