This versatile Cranky Solar & Dynamo Reading Light is a must have for the serious reader! A fun & flexible product, this solar reading light is an extremely useful item to have around the house. Made from ABS plastic, it features 6 bright white LEDs, emitting a powerful light. It is easily adjustable, & can be alternated to different heights & angles to suit your needs. Charge it in a number of ways, either by using solar power, a USB (Universal Serial Bus) port on a computer or using the Dynamo function, which involves winding up the lamp’s foot. Lightweight & portable, either use these light around the house at night, or outside on those long summer evenings. Where the Solar Reading Light can be used: Indoors around the house Outside on summer evenings How the Solar Reading Light works: Depending on the method of charge you wish to use, the light will work for different periods of time. Solar Power: Left in the sun for 8 to 10 hours, the light will work for 4-5 hours. Computer Connection: Supplied with a USB (Universal Serial Bus) cable, simply connect this to the computer to charge. After 3 hours charge, the light will work for approx 5 hours. Dynamo Function: Wind up the lamp’s foot for 1 minute, & the light will work for 15 minutes. Note: Although most solar products come pre-charged, this isn’t always the case. If batteries don’t appear to be charged, then switch on & allow a couple of days to charge.