This solar power bank is made of bamboo, the product is small enough to easily fit in any pocket or bag. The built-in multiple protection system prevents the device from overcharging. It's also a great idea to connect with your customers and supporters - print these solar chargers with a logo as a gift or giveaway. The charger has a 4000 mAh capacity. Charge in the sun, great for camping, sports and outdoor themed events. Feel free to contact us for more capacities!
