Whether you're going for a weekend at the lake or just leaving the house for an afternoon, you can't always count on finding a power outlet to keep your devices juiced up. Therein lies the value of having a portable charger. This Universal Waterproof Solar Charger has enough space to juice your devices several times over, and it can replenish its power supply with solar power tech. It's available in the Boing Boing Store for $13.99. Boasting a hefty 5,000mAh battery, this portable charger lets you top off your devices wherever you take them. It's compatible with both Android and iOS devices and is designed to be waterproof and shockproof, making it a solid companion for those gritty outdoor adventures. The Universal Waterproof Solar Charger comes in black, blue, green, and yellow colors and is available in the Boing Boing Store for $13.99.