Specifications: Material: PP plastic Battery model: 2pcs AA batteries (NOT included) Applicable area: 21-30 square meters Noise: 36db or less Size (L W): 21.5 9cm 8.46 3.54in Weight: Approx. 345g Package Includes: 1 x Air Freshener Dispenser (Battery is NOT included) Note: 1. Due to the difference between the monitors and light effect, the picture may not reflect the actual color of the item. 2. Please allow small deviation due to manual measurement. Thanks for your understanding.Work automatically your hands and save time and efforts. Made of PP plastic, not easy to smash. An ideal choice for freshening air in bathroom, hotel, guestroom, living room, etc. Can be mounted on the wall with screws easily. You can adjust spray time interval according to the space and replace air freshener can by opening its front cover.