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HOMSECUR Wireless Door/Window Sensor H2-1 433MHz with Tamper Button for Alarm System
Specifications:
- Transmission Distance: About 23m with one barrier
- Power Supply: CR2450 3V battery(NOT INCLUDED)
- Model Number: H2-1
- Internal Distance: 20-25mm
- Brand Name: HOMSECUR
- Anti-Tamper Function: A tamper button on the back of door sensor
- Free shipping
- 100 days returns
- Low prices
- 5 million products