Are you looking for a professional, practical and reasonably priced infrared ? Our products will be your good choice. Made of craftsmanship and ABS materials, it has excellent durability and practicality, can be well applied to your home. With reasonable design and simple application, it will bring you a better experience. Features -Color: White. -Material: ABS. -Size: About 9.00X4.40X4.00cm/3.54X1.73X1.57in. -Working voltage: 5V. -Standby current: 20ma. -USB voltage: DC5V. -Alarm current: <=60mA. -Battery: 2 x AAA batteries (not included). -Selection angle: 360° left and right, 120° up and down. - : IEEE 802.11 b 2.4GHZ. -Alarm sound: &gt;80db. -Working temperature: - centigrade~+50 degree centigrade. - A variety of modes to choose from, such as sound and light, silent, no light and , suitable for various scenes. - Sound and light alarms, full of shocks, the sound is greater than 80 decibels, the alarm light flashes, and the alarm information is pushed to the APP at the same time. - The distance is long, the sensing area is wide, the distance can reach 9-12 meters, and the angle is 90°. - Try timed arming/disarming, you can set the time according to your needs to automatically prevent theft on time. - Timed arming and disarming make it simple, bid farewell to the tedious operation every day, save time and effort. Package list: 1 x Alarm