This LED menorah can remember the last setting each time the product is plugged in. Approved transformer included and it stands on non -slip feet. Easy to use with soft rubberized push button switch. A set of LED lights costs only a fraction to run compared to other lighting - saving you money in electrical bills. add in up 25 000 hours of bulb life and these lights end up paying for themselves in the cost of replacements.8 Setting for each Night of HanukkahLong lasting up to 25000 hour bulb life ultra low power usageHeight 9 in (22.8cm) and durable and break resistant coversFlicker Effect