How to Check the Solar Panel is ON? Leave the unit in the sun for an hour and then cover the complete solar panel. If the lights come on, the button is in the ON position.If NOT, push in the button once again and put the unit in the sun for another hour. Cover the solar panel again and it should light up. Specifications: Light color: Warm White LED quantity: 30 LEDsTotal Length: 19.69ft (6m), lead wire: 4.92ft (1.5m)Lamp Spacing: 0.49ft (15cm)Bee pendant size: 3.5*3.5*1cm/1.38*1.38*0.39inCharging Time: 6~8hWorking time: 8~10hWaterproof grade: IP65 Note: 1. Please tear off the protective film from the solar panel before using. 2. The solar lights are not fully charged upon arrival. Please put them under the sun for more than 8 hours to get fully charged before first use. 8 Modes Lighting String Lights Including combination, in wave, sequential, slo-glo, chasing/flash, slow fade, twinkle/flash, static, meeting you various needs and bringing you a variety of visual enjoyment. Easy to Install & Auto On/Off Entirely solar powered, no wires needed, turn on the switch to absorb the solar energy for 6-8 hours. It will light up automatically in darkness and turns off in day. Waterproof IP65 Suitable for Outdoor The solar string lights can withstand all kind of weather, including heavy rain and snow. Have these solar lights to beauty your life where have sunlight, add warm atmosphere to your place.