5000mAh Waterproof Solar Power Bank with Carabiner and LED Lights.Charge multiple devices on the go with this portable water resistant solar powered charger. The shockproof 4000 mAh power bank features a LED torch light, dual USB output,five indicator lights to show battery level and carabiner that can attach to your backpack or purse/bag. Silicone shell makes it drop-resistance and high-quality solar panel absorbs solar power fast. Perfect for outdoor activities. This high tech gadget will be sure to cause a splash as part of your company marketing efforts.Convenient to travel and climbing. Perfect advertising idea for outdoor and any events you want.