<p>This item is perfect for teaching guided reading in the classroom.<br />This item also can be used great for commercial space and offices. This item also works well for large homes or villas.<br />This item also can be used as a simple alert device. A paging device for the elderly, can signal for care when they need it most.</p> <p><strong>Specifications:</strong><br />Plugs into Any Standard Wall Outlet.<br />Flashing Light Indicator.<br />Wireless Range: 1000ft maximum in the open air<br />Internal Sounds: 36 Chimes<br />Volume: 4 level adjustable levels (25db to 85db)<br />Receiver Power: AC 110V ~ 220V 50Hz / 60Hz<br />Transmitter Power: 1 x 12V 23A battery</p> <p><strong>Package Includes:</strong><br />1 X Push Button (Transmitter)<br />1 X Plugin Chime (Receiver)<br />2 X Screws<br />1 X Double-Sided Adhesive Tape<br />1 X 12V 23A battery for Transmitter</p>