As one of its daily deals, Best Buy again offers the EnerPlex Kickr IV+ Solar Charger in Black, model no. KR0004P, for $59.99 with free shipping. That's tied with our mention from March and the lowest total price we could find by $50. Recommended for small USB-powered devices, it features a 1.2-amp output, built-in 500mAh battery (for power storage), and 6-watt, 5-volt solar panel. Deal ends today.