A solar sensor has a small panel that keeps its built-in battery topped up, so there are no batteries to change. Mount it where it gets some daylight. Under heavy tree cover or through a long northern winter, a sensor running on a 9 V or AA battery can be the more reliable choice.
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
Best Solar Driveway Alarms: Motion and beam sensors
- FULNIX DA01 Solar 2-Sensor Kit#1 of 11Full review
A two-sensor solar kit with a carry-anywhere receiver, for people who want to hear the driveway from the garage or yard.
Amazon $62.99$62.99PIR motion3,000 ft2 - eMACROS HS002 Solar 2-Sensor Kit#2 of 11Full review
A low-cost two-sensor solar kit for a driveway and a second entrance, when a chime in the house is all you need.
Amazon $69.99$69.99PIR motion2,600 ft2 - eMACROS Pro 4 Wi-Fi 2-Sensor Kit#3 of 11Full review
A Wi-Fi solar kit whose base keeps alerting through an outage, for homes where the power drops now and then.
Amazon $99.99$99.99PIR motion2,600 ft2 - HTZSAFE Solar Motion 4-Sensor Kit#4 of 11Full review
Four solar motion sensors for watching a driveway, gate, path and shed at once, with nothing to recharge.
Amazon $119.99$119.99PIR motion2,640 ft4 - Betterlink NS001 Solar 4-Sensor Kit#5 of 11Full review
A four-sensor solar kit whose sensors can also scare off visitors with their own siren and light.
Amazon $109.99$109.99PIR motion2,640 ft4 - eMACROS Pro3 Wi-Fi 2-Sensor Kit#6 of 11Full review
The cheapest way to get driveway alerts on your phone with two solar sensors, for a home on 2.4 GHz Wi-Fi.
Amazon $89.99$89.99PIR motion2,600 ft2 - Dakota Alert Smart Break Beam 4000#7 of 11Full review
A solar break-beam with phone alerts, for covering a wide gateway or property line that a single motion sensor can’t reach across.
Amazon $289.99$289.99Infrared break beam1 mile1 - Wuloo Solar 2-Sensor Kit#8 of 11Full review
A budget two-sensor solar kit for an ordinary suburban driveway close to the house.
Amazon $52.99$52.99PIR motion1,760 ft2 - HTZSAFE Solar Beam 300 ft#9 of 11Full review
A low-cost solar break-beam for covering a wide gate or field entrance, within half a mile of the house.
Amazon $119.99$119.99Infrared break beam2,640 ft1 - HTZSAFE Solar Beam 190 ft#10 of 11Full review
A budget solar break-beam for an entrance up to 190 ft wide, close enough to the house for a quarter-mile radio.
Amazon $89.99$89.99Infrared break beam1,320 ft1 - HTZSAFE Solar Beam 4-Zone Relay#11 of 11Full review
A solar beam kit for someone wiring driveway zones into an existing alarm or automation system.
Amazon $149.99$149.99Infrared break beam2,640 ft1