-28 extra-bright LEDs with special optics. -Equivalent to approx. 40 W incandescent bulb. -Appr. 4-5 hours constant use when fully charged. -Charging time 5-6 hours -No need to change bulb. -NiMH rechargeable battery and power supply included. -Rubber-clad housing. -360° hanging hook and magnet facility. -ON/OFF switch.