solar energy, light weight, foldable and shockproof, compact just open under full sun and charge the cell phones, GPS units... solar power kit, solar panel, solar energyThe kit includes:* 1pc connecting cord with 12V female socket (4ft length)* 1pc connecting cord with battery clamp* 8pcs inlet adapter for laptop Just open it under full sun and charge the cell phones, GPS units, MP3 players, ...