Here's what other sites are saying:
Set the Goal Zero Boulder 30 Solar Panel in the sun and let it charge a Goal Zero Power Pack (sold separately), which in turn can be used to power your laptop, smartphone and other portable devices.
Free Shipping. Goal Zero Boulder 30 Solar Panel FEATURES of the Goal Zero Boulder 15 Solar Panel Goal Zero Extreme 350 Power Pack: 12-24 hours Inputs Rated Wattage: 30W Cell Type: Monocrystalline Open-circuit voltage: 18-20V Converting Efficiency: 17-18% Outputs 12V charging port (8.0mm): 14-16V, 2.0A max (30W)
The Boulder 30 solar panel can be installed because of its strong tempered glass and the aluminum frame or you can take the lightweight panel with you. Goal Zero recharger not included.This product will be shipped directly from Goal Zero and will leave their warehouse in 2-3 business days. Eligible for UPS ground shipping only.. . . Collect 30 watts of power from the sun to recharge your power pack. Use for RV, cabin, camping, trickle charging, or for recharging your power pack to power all your portable devices. Easily link panels together to maximize your collection power and cut recharging time in half. The Boulder 30 can be used to power any Goal Zero recharger (not included). For the amount of Watts it gives, it will be most effective with the Escape 150, Yeti 150, Yeti 400, Yeti 1250, or Sherpa 50. It delivers up to 30 Watts of power, but the angle of the panels and the cloud coverage can impact its performance.
The Goal Zero Boulder 15 is a solar panel with versatility. Because of its strong tempered glass and the aluminum frame, it can be installed, but its light enough to take with you. Great for RV, cabin, camping, and trickle charging, or anything you can think of.
The burly, sun-wrangling Goal Zero Boulder Solar Panel comes in 15 or 30 watt models to accommodate all your power needs. Whether it's pumping out the tunes at basecamp or charging up your Goal Zero power pack on a multi-day car-camping trip, this aluminum and tempered glass panel will yield plenty of natural, clean, and efficient power. Pair the 15 with the Goal Zero Escape 150 Power Pack or the 30 with the Extreme 350 Power Pack (power packs not included) to stash that power for nighttime use.
Goal Zero Boulder 30M Solar Panel
Goal Zero Boulder 90 Solar Panel
Goal Zero Nomad 3.5 Solar Panel
Goal Zero Nomad 7 Solar Panel
Goal Zero Elite Nomad 13.5M Solar Panel
Goal Zero Escape 30M Solar Panel
Goal Zero Nomad 100 Solar Panel
BioLite SolarPanel 5+