Diateklity Solar String Lights, 19.7ft 30 LED Waterproof Outdoor String Lights Solar Powered Globe String Lights for Garden, Yard, Home, Halloween Christmas Party (Water Drop)&iexcl;&shy; SOLAR LIGHTING SENSOR TECHNOLOGY - Built-in rechargeable NI-MH battery,recharge and light up automatically. 2 SWITCH BUTTONS - POWER ON/OFF, MODE switches. Working temperature of the lights between -20  to +60 . WATERPROOF - Our 30 LEDs globe string lights can work on different weather, including heavy rain and snow, perfect for indoor and outdoor decorations. 2 DIFFERENT MODES & LONG WORKING TIME - Steady & Flashing. Work by changing the solar energy into electric energy with a full charge of 4-8 hours, it can continuously work on steady on mode 8-15h, flash mode 10-20h. USED WIDELY & SUITABLE FOR ALL DECORATIONS - Our colorful crystal ball christmas globe lights suitable for Indoor/Outdoor, Garden, Home, Lawn, Patio, Party and Holiday Decor etc.