Specifications:

• Brand Name: FOCUS
• Certification: CE
• Certification: FCC
• Certification: RoHS
• Connection Type: wireless
• Origin: CN(Origin)
• Smart home platform: Other
• Type: Alarm Bell 220V
• Wireless Transmitter Range: 150 meter (in open air)
• Video Interface: No
• Power Supply: 1pc 3.0V CR2032 lithium battery
• Power: AA battery
• Password Keyboard: No
• Model Number: PB-201R
• Kit Configuration: Door Sensor
• Frequency: defualt 868mhz, 433mhz for option
• Display: No
• color: white/red color for option
• Arming Type: FR Remote-controller