ITEM NAME:Etiger ES-D3C Wireless Door/Window Contact Alarm Home Burglar Alarm Door Wi I9I1 Etiger ES-D3C Wireless Door/Window Contact Alarm Home Burglar Alarm Door Wi I9I1 Brand Name: ETIGER Power: battery Model Number: D3C Arming Type: APP Alarm Type: The Alarm Size: 10*10*5cm Language: English Kit Configuration: Door Sensor Communication Interface: Wireless Transmitting distance: 20m (in open area) Radio frequency: 433MHz colour: white Material: plastic Package Contents: 1pcs * Door magnetic alarm 1pcs * AA battery 1 * Manual Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Model Number: D3C. Alarm Type: The Alarm. 1pcs Door magnetic alarm. Communication Interface: Wireless. Radio frequency: 433MHz. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.