Safer: This pressure switch uses flame retardant material to ensure maximum safety. Overload and overheating protection make your home safer. High quality: This doorbell switch is made of high quality tempered glass and plastic. This switch is durable, easy to maintain, not easy to deform and does not fade. Excellent performance with smooth surface for an ever-stronger touch feeling. Application: It is suitable for home, hotel and other places. Size: 86 x 86 mm / 3.38 x 3.38 inches. Features: Condition: 100% brand new Material: Tempered glass, plastic Color: as shown Rated voltage: 220~250V Maximum current: 16A Size: approx. 86*86mm/3.38* 3.38in Package weight: approx. 134 g Package included: 1 * Door switch with screws Notes: < p>1. Please allow 0~1 error due to manual measurement. Thank you for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the actual item. Please take the real one as standard.