Solo RL-3896+DS201X3 Chime Door Sensor Kit with 3 Sensors, RF

Chime Door Sensors Kit

• Works with Smartife App for instant notification to your smart phone.
• Compatible Alexa and Google Home voice control.
• Connect up 80 RF by 433MHz (Distance 240 Ft.)
• USB DC 5V/1A input
• 3 Level volume adjustable.
• 38 different rigntones choice (Chime or Alarm)

Door/Window Sensor

• Multi-use: Door, window, medicine cabinet, gun safe, refrigerator
• Frequency: 433.92MHz±250KHz,
• Battery:DC 3V, 1* CR2032 (included)
• Ultra low power consumption, minimum one year battery lifespan.