Features: 1.This string light illuminates during night, performs a charming atmosphere to your gardens, patios, lawn, porches, gates, yards, etc. 2.Total 4.8M/15.4ft, 20 LED Chuzzle Ball, With built-in NI-MH battery, 8-10 super long working time at night once the battery is charged well during the day. 3.By converting solar energy into electricity, the solar panel charges the battery during the day and the built-in sensor turns on the light automatically at dusk. 4.Easy to install, make the parts together and then insert the stake to the ground to make it steady. If the ground is too hard, do not twist or hammer it with force. Try to soften the ground with water and then insert it into the ground. 5.The battery should be charged over 6 hours and exposed to direct sunshine, this will give you a better use experience. Specifications: 1. Color: Multi color 2. Balls quantity: 20 3. Length: 4.8M/15.4ft 4. Solar panel type: 70x80mm Amorphous silicon 5. Battery: built-in 1.2V 240mAh NI-MH battery 6. The distance from the first ball to the solar panel: 1.5m 7. The distance between two lamp beads: 18cm 10.Charging time: 6-8 hours. 11.Working time: 8-12 hours 12.Function mode: Steady-on and twinkling Noted: 1. Though it"s waterproof, to maintain a long using life, please do not use it in the water. 2. Make sure the solar panel is exposed to direct sunshine. 3. Make sure the switch is turned to "ON", if not, the battery will not be charged. 4. Keep away from other light sources. If the ambient light is too strong(about 15lux), cover the surface of the solar panel, so it will go on. Package Includes: 1 x 4.8M 20 Multi color LED Solar Decorative Chuzzle Ball Fairy Light with solar panel unit