The waterproof cover is especially suitable for winter, minimizing the impact of snow, condensation and fog on the buttons. Suitable for many harsh weather conditions. Fits all types of buttons and many. From top, left, right, front, back. 5-sided protection. Transparent material, clearly see the button's indicator light, remind if the product is working and change the battery in time. Environmentally friendly materials, the first raw materials, environmentally friendly and tasteless. Durable material, anti-fall, prevents strangers from damaging the keys. Material: ABS. Color: Transparent. Package contents: 1 x Doorbell waterproof cover. Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The allowed measurement error is +/- 1-3 cm.