They have several different settings for various flashing/ fade on / off choices. Fyi, these light strings are repairable if you know how to solder. Keeps them outdoors longer paired with led glow soccer & basketballs.

Kids love it! Plan on purchasing more for swing set, etc. The other thing i love about these is ease of use. These are completely hassle free.

The only way they stay lit for more than 2 hours is if i charge the lights for multiple days. They wrap the wire the wrong way so you have to take the entire unit and wire extension and wrap it around the limb one loop at a time. The solar portion doe...  Read More

It’s infuriating because every 3 days it will change on its own to strobe setting. Now the lights go through all the various blink modes arbitrarily.