Smanos DS-20 Door/Window Sensor, 3 in 1

Keeps door and/or window openings and closings in check, with an adjustable (on/off) rest-assuring chime

• Works with the K1/K2
• Easy to install with 3M double-sided adhesive tape
• Unclosed door/window notification
• Door chime feature
• Battery life up to 3 years
• Tamper switch & alerts

Specifications

• Model: DS-20
• Power: 3V CR123A Lithium battery x 1 pc
• Frequency: 915MHz or 868MHz
• Operating conditions: 0-50°C, humidity < 95% RH (non-condensing)
• Transmitter dimensions (L x W x H): 23.8 x 26.4 x 70mm
• Magne tdimensions (L x W x H): 14.9 x 10.4 x 70mm