Easy to install - Peel and paste installation with battery and double-sided stickers included - White polished housing with a high-quality, responsive button - An ideal choice for homes, offices, apartments, shops, and more Compatibility - Works with 433 MHz home alarm systems - Compatible models include PG103, PG105, PG106, PG107, PG108, PG109, PG500, and others - Note: this door window sensor cannot be used alone; requires a compatible alarm host Real-time alarm and range - When the door or window is opened, an alarm signal is transmitted - Range up to 120 meters in open space with no obstacles Host compatibility and code basis - Supports 433 MHz, 1527 code based alarm hosts - Designed for use with our wireless alarm system; please check code compatibility carefully before pairing with other alarm hosts Use scenarios - Front door monitoring at home to detect entry - Office door or restricted area monitoring for security - Shop window or back door monitoring for after-hours protection Key attributes - Material: white polished housing - Power: battery included - Mounting: peel and stick - Communication: 433 MHz - Range: up to 120 meters (open space) - Code basis: 1527 code based alarms Note - Requires a compatible alarm host; cannot operate as a standalone sensor