Solar panels 120ma 5v 2 nos. On top 1400mah 3.2v li-ion rechargeable battery saves cost and provides convenience super white leds for cool , bright light solar charging ac. Charging led consumes 80% less energy than light bulbs. no toxic kerosene smoke, no bulb to burn out, no harmful cfls leds do not heat up, lantern remains cool to touch, light weight easy to carry.