Easy to use Equipped with a large LCD screen and a convenient manual control switch, you can skip shows if your schedule changes [Battery backup] Battery Built-in backup, even if the power is turned off, the device can keep the programming, eliminating the trouble of reprogramming [Wide application] The timer adopts industrial grade chips, precise and suitable for devices appliances, billboards, high beams, neon lights, etc. Energy saving The timer automatically turns lights, Christmas lights, humidifiers and other household appliances on and off for save energy and simplify your daily tasks. Packing list : 1 timer, 1 user manual, 2 screws. [Material] The timer is made of plastic, non-toxic and odorless, safe for home use, can be used repeatedly, and is durable. Size 72*72*48mm Note: The data are all measured manually. Due to differences in light and display, please allow 1-3cm error. Please refer to the actual item received.