Access Sensors for Doors and Windows

for Smart Home Security

  • Tool free installation
  • Wireless 4-Year Battery Life*

Get alerted when you leave a window or door open

Access Sensors are easy to install and extend your system so you’re notified if any of your doors or windows are opened unexpectedly.

Alerts Night and Day, for 4 years*

The battery lasts up to 4 years so you rarely have to worry about changing it

Highly Sensitive Detection

Detects movement of less than an inch so you know when a window or door is open even slightly

Wireless Easy Installation

No screws or wires, just simple and fast installation

* Battery life based on typical usage.

Smart Alerts

When you leave home, your Smart Home Security System can remind you about doors or windows that were left open. With highly sensitive detection and tamper-proof smart technology, you’ll know when a door or window is opened even slightly, so you can rest assured knowing your home is secure.

Buy now

You can buy your Smart Home Security System directly from us or we can help you find a retailer near you.

Technical Specifications


  • CR123A Lithium

Estimated Battery Life

  • Up to 4 years based on typical usage


  • Wireless Connectivity
  • Honeywell Secure Wiselink® Protocol
  • 300ft Range, clear line of sight

Dimensions (L x W x D)

  • 3.72 x 1.01 x 0.92 inches
  • 94.5 x 25.7 x 23.2 mm


  • 1.7 oz (48 g)

Extend your Honeywell Smart Home Security System

Learn more about our all-in-one Smart Home Security System