Our Best Picks:
Our Favorite Buy Car Alarm Installation Reviews:
SaleBestseller No. 1 
Compustar CS7900-AS All-in-One 2-Way Remote Start and Alarm Bundle w/ 3000 feet Range
- Some vehicles may require extra parts which are sold separately and not included. Wiring diagrams and installation instructions NOT included. Professional installation required.
- 3000-ft max range remote start + alarm bundle with 2-way interactive LCD remote. Includes CM600 control module, shock sensor, siren, and LED.
- 2-Way is the Only Way! Lock and start your vehicle with confidence using Compustar 2-way remotes, which provide visual and audible confirmation when your commands are sent successfully.
- Intelligent Security Sensors - The CS7900-AS is capable of adding door, hood, trunk, and impact sensors all around your vehicle to detect intrusion into your vehicle. In the event of intrusion, the 2-way LCD remote included with this system will alert you what's happening to your vehicle.
SaleBestseller No. 2 
EASYGUARD EC003N-V-1 PKE Passive Keyless Entry Car Alarm System Push Start Button Remote Start Starter DC12V
- EASYGUARD Smart Key PKE car alarm system with remote engine start, push start button and passive keyless entry function, The PKE feature will automatically lock or unlock the door when walk away or approach the car in 3-6 feet with key fob
- IMPORTANT: This item not work with cars with double pulse for lock/unlock, not work with pneumatic or vacuum locking system, not work with cars with factory OEM push start button., not work on vans, not work with diesel cars
- With push start button can start/stop your vehicle easier and no need to insert the key into ignition cylinder any longer once properly installed
- An extra bypass module(like ASIN: B07NSLPBG7 or B00MEHBVIC) is required if there is chip immobilizer in your factory OEM key fob. There is no shock sensor in the kit, if you want to add one, please buy ASIN: B07ZP19TG2
- Professional car alarm installer installation is required.If you meet any problem in installation ,please contact us we will provide the technical support . Moreover, if you want to check the user manual before purchasing ,please feel free to contact us .
SaleBestseller No. 3 
BANVIE Car Alarm System, Security Antitheft Alarm Systems with Keyless Entry, with Microwave Sensor & Shock Sensor
- 【Universal design】This car alarm system could fit for most of DC 12V cars(except old petrol cars). The remote controller has a zinc alloy frame, all buttons have good resilience.
- 【Keyless entry】This antitheft alarm systems have all basic keyless entry functions, such as lock/unlock, car finding, trurnk release, light flash, power window(original close model required), etc.
- 【Antitheft alarm】There is a 110dB siren with 6 tons for this car alarm, Alarming could be triggered by shock sensor & microwave sensor alarm and side door opening. Silent car alarm model could aslo be set.
- 【Engine blocking】This car alarm contains an engine cut-off relay. In arm status, it can cut off engine power and make engine fail to start. In running, it can cut off power to come with Anti-hijacking function.
- 【Central door locking automation】Car door will auto-lock after driving, and unlock after key turned to ACC OFF, So it will very safe for children in car. this function could be set ON or OFF(factory default is ON).
Bestseller No. 4 
Car Horn Siren Alarm,Universal Car Alarm Security Protection System with 2 Remote Controls,7-Level Sensitivity,12v,Anti-Theft Device,No Thread Trimmin,Non-Destructive Installation (CW-8131)
- 【EXCELLENT PERFORMANCE】The car security system has multi-level safety arming and high reliability, car security alarm system can effectively prevent your car from being stolen and protect your personal property.
- 【SCOPE OF APPLICATION】Universal car alarm system with high practicability, which can be used in different types of DC12V cars, and it is a practical accessory for your car.Suitable for electric, pneumatic and retrofitted central locking systems.
- 【HIGH-QUALITY MATERIAL】This 100% brand new car alarm system adopts high quality material and excellent manufacturing process, which has qualified quality and excellent durability, high quality and cost-effective performance
- 【EASY TO INSTALL】1x Main Control Unit 2x Remote Control 1x English User Manual.And it is easy to install, which can provide you with a convenient and practical using experience. -【Please note】 If you feel the induction system of this product is too sensitive, you can refer to the manual to adjust the sensitivity of the alarm yourself.
- 【Specification】Main unit: Working voltage: DC 12 ±3V Static current:10 mA Siren: 10A Working frequency: 433.92MHZ Remote control: Working voltage: DC 12V Average static current:0 mA Battery:6V CR2016*2 About installation: The product need installed by the Profesionales with Car electrician certificated OR by oneself For 12V DC car The item without central door lock functons
Bestseller No. 5 
Technaxx Alarm System for Cars, Vans, Vehicles, Homes with PIR Motion Sensor, External 105 dB Sirene, 2 USB - ~7 Days Working Time - Car Security Alarm TX-168, Black
- Easy installation - you do not have to be an engineer to setup this car alarm on your vehicle. Very easy to install and use this anti-theft product.
- Large Battery Capacity - this car alarm system has built-in 500mAh battery for ~7 days working time ensures alarm triggering even when engine is switched off.
- PIR Sensor - Automatic alarm triggering at motion detection by PIR motion sensor (Passive Infrared sensor for physical movement detection for the car's interior).
- Multifunctional - this alarm system can be used for cars, vans, offices, boats, homes. Also there are USB and USB-C charging slots and MicroUSB input socket.
- Full kit - Car Alarm, External Siren with connection cable and 3A Fuse, Remote Control (with CR2032 battery),Mounting material, User Manual.
SaleBestseller No. 6 
August Connect Wi-Fi Bridge, Remote Access, Alexa Integration for Your August Smart Lock, white
- Control your door from anywhere.Connectivity Protocol:wi-fi,bluetooth.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit
- Connect your August Smart Lock to Wi-Fi. Requires North American outlet with 110-240 volt.
- Always know that your door is locked. Requires iOS (9.0 or higher) or Android (5.0 or higher) smartphones
- Lock or unlock your door, even if you are away from home.
- Voice control. Connect your lock to Amazon Alexa, the Google Assistant or Siri.
Bestseller No. 7 
Compustar CSX4900-S 4-Button 2-Way, 3000' Remote Start System w/Drone X1LTE
- 2-way remote start bundle - 2-Way LED Confirmation - Water-Resistant
- Up to 3000-ft range, 2-way LED remote - Smartphone Control - Keyless Entry
- CM900-S remote start control module - 3X Lock Start (OEM Remote)
- Now includes Drone X1-LTE (Unlimited Range) - Limited Lifetime System Warranty - 1-Year Remote Warranty
- Contact an Authorized Compustar Installer near you today to request installation pricing and confirm compatibility with your vehicle.
Bestseller No. 8 
Energizer 2025 3V Batteries, 3 Volt Battery Lithium Coin, 1 Count
- For use in watches and calculators
- Works in keyless entry and home health devices
- Replacement for CR2025, DL2025 and LF1/3V
- High energy density
- Long life power source
Bestseller No. 9 
VJOYCAR Wireless Car Alarm 2-Way LCD Pager Remote Control DIY Install, Universal Vehicle Anti-Theft Security Siren Horn System with Shock Vibration Window Door Trunk Open Alarm
- 【Wireless Car Alarm】 Wireless Car Alarm System: different from the normal car alarm, this car alarm system doesn't have main unit box, doesn't have many cables, no need cut any origianl car cables,no damage to original car circuit, the shock sensor and the air pressure sensor are wireless to siren.
- 【DIY Install Car Alarm】5 minutes to DIY Install: just need connect the siren black / red cable to car battery positive and negative port, then connect the high frequency antenna to siren connector, find a location and fix siren around the wiper, installation done! Don't like the normal car alarm, no need send to the car service shop for professional install, cost effective.
- 【2-way Pager Car Alarm】Built in air pressure sensor, when detect car door/window/trunk open illegally, the siren will alarm, and notify to LCD remote control; built in vibration/motion sensor, when detect car vibration or motion, the siren will alarm and notify to LCD remote control also.
- 【Long Distance Alarm】The high frequency antenna ensure the car alarm system can be valid for 1000 meters.
- 【Universal Car Alarm】Universal for cars 12-15V power input, pls don't install it if more than 15V voltage. Please don't hesitate to let us know once you don't know how to install, or you think the sensor is too sensitive, we will send you video guide to adjust the sensitivity.
Bestseller No. 10 
Sunnytech® 1pc Solar Car Burglar Alarm 6LED Flashing Anti-Theft Warning Light GSPX D141 (Blue)
- INTELLIGENT CONTROL SYSTEM ---- Built-in vibration sensor is, as long as the perception of vibration, 6 LED lights will be opened and issued a strong light. Built-in light sensor, LED lights during the day automatically stops, automatic control of lights after dark.
- SOLAR POWERED & USB---- It's powered by solar. Solar energy can be absorbed and saved in high efficiency solar cells. it also can be charge by USB, but you have to prepare USB by yourself, It can blink for whole night after enough sun shining in daytime. In the OFF mode during the day and will be automatically charged.
- EASY TO INSTALL---- No wires needed, there are double-sided adhesive stickers on the back of the product. With a neutral detergent to "will" wipe clean the place paste After the glue on both sides, about 24 hours to reach the most viscosity Do not double-sided adhesive attached to the place dirty or rough surface
- SIMULATED CAR ANTI-THEFT WARNING LIGHT--- The flashing LED light simulates the lights used in expensive vehicle alarm systems, causes thieves to pass your vehicle in search of an easier target. This flashing warning light makes the thieves feel that need to reconsider the cost risk of theft and may eventually give up theft.
- A few customers complain and return it, but actually they're not suitable usage. Please contact us by amazon message for help if any question of usage.
Bestseller No. 12 
Mengshen Wireless Vibration Alarm, Anti-Theft Burglar Alarm for Bicycle/Bike/Motorcycle/Car/Vehicles/Door/Window, 110db Super Loud (Remote Control Included)
- Mini and compact design, high quality wireless remote control vibration security alarm, easy to install and use.
- Alarm with ON/OFF switch, and remote control with Alarm Disarm Door bell and Emergency buttons for easy operation.
- 105dB ultra loud alarm sound which can last about 40 seconds, Low energy and long work time;
- Wireless Vibration Alarm with infra-red remote control. Remote control with key chain for easy carrying.
- Perfect to protect your shop, office, home or anywhere requiring protection. Let you enjoy a safe and comfortable life!
SaleBestseller No. 13 
Viper 3100V 1-Way Security System
- 2 Stage Shock Sensor
- Door, Bonnet & Boot Protection
- Engine Immobilization
- Parking Light Flash (Arm, Disarm & Trigger)
- Keyless Entry
Bestseller No. 14 
PADONOW Wireless Remote Bike Alarm: 115dB Super Loud Bicycle Vibration Motion Sensor Siren Anti Theft Security System Motorcycle Alarm Waterproof USB-C Rechargeable Multipurpose Vehicle Alert Device
- Powerful Anti-Theft Function: Built-in motion sensor and vibration anti theft alarm system, super loud alarms effectively deter to thieves and protect your vehicle and belongings from being stolen
- 115db Super Loud 3-Level Adjustable Volume : Built-in high decibel horn, high-pitched siren will deter a thief from stealing your vehicle and scare away thieves. Alarm volume can be justed by remote
- 3 Levels Adjustable Sensitivity: You can set it to trigger the alarm by a slight touch or actually have to handle the bicycle, which gives you a ability to tailor the alarm to your needs and individual situation
- USB-C Rechargeable Battery: 400mAh Li-ion ploymer battery is safe and durable, make the alarm well stand by 3 month; it's easy to charge the alarm by usb-c charging cable and any device with usb port
- Easy and Multipurpose to Use: IPX5 waterproof, vehicle search, panic alarm, remote horn, zip ties and double sided tape make the alarm easily use on bicycle, ebike, scooter, car, trailer, door, window
SaleBestseller No. 15 
Wsdcam Wireless Vibration Alarm with Remote Control Anti-Theft Alarm Bike/Motorcycle/Vehicle Security Alarm, 110db Loud, Door and Window Alarm
- Wireless Vibration Alarm triggered by vibration, suitable for Bikes, Motorcycles, Vehicle, Doors, Windows or anthing you wish to protect, detering thieves effectively by 110dB loud alarm
- Vibration alarm with remote control, 4 mode--Arm/Disarm/Panic/Doorbell mode conveniently controlled by the remote, remote control range up to 82ft
- 10 levels adjustable sensitivity from gently touch to push or beat, you can easily set it according to your need
- Low consumption battery can last longer, the wireless bike alarm system can continuous standby over one year(according to on/off five times a day)
- Easy operation and installation, installation by pasting with double-sided sticker or tying it with strap
Last update on 2023-01-12 / Affiliate links / Images from Amazon Product Advertising API