Motion detectors with sound in comparison

Easy, Fast, Wire Free Installation Infrared sensor detects motion and sends a signal to the receiver. Chose from 38 Ringtones with Bright LED Light. Sensor is wall mountable.

Two Charging Methods The motion detector adopts rechargeable lithium battery. It can be charged by solar energy or USB charging cable, the motion sensor is suitable for indoor and outdoor environments. IP65 ultra-high waterproof grade ensures that the motion detector is not attacked by rain.

Adjustable 3 Volume Levels & Recording Function * Speaker super loud,but you can adjust the volume from 99db,125db,and 130db.No more worries to bother the neighbors.the sound intensity of the alarm to match your preference or the environment in which it is situated.The motion activated recordable alarm systerm with built-in microphone,Record audio instantly by pressing the record button.Recording time is up to 15 seconds.

WEATHERPROOF & PORTABLE Crafted with durable PVC and a rubberized seal, this wireless driveway alarm offers water resistance and reliable outdoor performance. The upgraded base station uses AA batteries for convenience (batteries not included).The receiver supports Type-C charging.

Upgraded solar motion alarm sensor effectively scares away intruders, protecting your farm, pond, orchard, and more from damage.

PLUG&PLAY,SUPER EASY TO INSTALL Power on the motion sensor by 3pcs AA 1.5V Alkaline batteries(the package does not include the batteries) and plug the receiver into the outlet,here we go. The unit has been programmed before shipped, place the sensors to walls, fence posts, trees, or any other surface,the installation time can be as little as a few minutes.

Cover any space 120 field of view and up to 9 m detection range, Indoors and outdoors thanks to IPX3 water resistance and wireless battery operation

Motion sensor alarm which will widely capture any movement within 5-8 meter activate the alarm. Adjustable 3-level volume, up to 130 db and bright strobe has 12 led light, can be heard and saw from 200m away motion sensor alarm siren.

User-Friendly There are 2 modes choices (LED Flash Sound and LED Flash), 3 levels volume adjustment (High Middle Low ) from 25-80dB and 38 Ringtones to choose.

Adjustable Sensitivity Tailor the sensitivity of the motion sensor so that it only alerts* when humans are in range rather than your playful pet dog or cat.

Wireless motion sensor include 1 Motion Sensor and 1 Plug-in receiver. The motion sensor will alerted when people enter or leave.Use as Entry Alert for home Business.It also can be used at the front door, back door, mailbox, garage and driveway.This motion sensor is not waterproof.If used it on outdoor,Please use on a covered porch or other location where it wouldn't get wet. Wide Distance and range Motion Detector Security Sensor detects movement within 16.4ft range x 110 . It transmits the signal to receivers within the 500ft 150m in open area. It with optional adjustable mounting bracket. Visual and Sound Alerts When the sensor is engaged, the LED light indicator flashes to perform a visual alert. It's a great visual indicator when you are listening to music or for the hearing impaired. Multiple melodiesLoud chime The receiver has 58 ringtones for your choice. 5 adjustable volume levels from 0 dB to 110 dB. Easy Installation YisTech Wireless Monitor Sensor is battery (also can use USB cable) operated for fast and easy use. Each receiver can be paired with up to 20 transmitters. Each transmitter can be paired with up to 20 receivers.

36 Ringtones & 5 Welcomes Doorbell Rings Languages 5 welcome languages are selectable in welcome mode. 36 ringtones selectable in doorbell mode. Welcome doorbell Alarm model has 4 level volume adjustable. Color light Lighting mode is silent and has 4 levels of brightness adjustable. Great for people with hearing disabilities or if there is a sleeping baby in your house. The color light model also has 4 colors selectable.