The timer is made of plastic, and it is safe and non-toxic. It is suitable for household appliance, advertising board, road lamp and so on. The timer is anti-interference, easy to use. Specifications:Condition: 100% NewMaterial: PlasticColor: WhiteSize: approx. 6*3*6.1cm/ 2.36* 1.18* 2.40inWeight: approx. 78g/ 2.75ozTime Control: 16 Times on-off(Day/ Week)Power-off Memory: 60 DaysVoltage: 12VDC/AC Package List:1* Timer1* User ManualNotes: 1. Please allow 0-2cm error due to the manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. Features Energy Saving:The switch timer has a sleep function, lower power consumption, saves electricity costs, and extends the life of the appliance. Safe and Durable:The timer is made of plastic, safe and non-toxic, odorless and durable. Wide Application:Suitable for household appliance, advertising board, road lamp, watering, controlling painting, fish keeping and so on. Soft Button Design:The smart timer comes with the comfortable press button, and it has long lifespan. Easy to Use:Designed with the high definition display, easy to see and use.12/24 hours can be switched according to your need.High-precision immersion gold double-sided circuit board with strong anti-interference.