24-Hour Mechanical Grounded Timer with 15-Minute Intervals - Perfect for Home Appliances, Grow Lights, and Holiday Decorations

I have been setting Christmas lights for more than 30 years, in than time I have bought several timers, but this one is the worst, don’t waste your money buying this timer. I won’t even try to return it, not worth the time and shipping.Problems:1. ran to slow2. got stuck3. the pins are so hard to set, need flat screwdriver to set them.4. one pin broke already5. overall doesn’t work