MBOX High quality 433 pir Wireless Sensor Security System

Description

Voltage: 9V (6F22 Battery) Detecting distance: 6 to 12m Detecting angle: Horizontal 110, Vertical 45 to 60 Wireless Radio frequency: 433mhz Chip Cod Form: EV1527 with 330K resistor Radio distance:About 20 to 40M indoor;120m in open area(no obstacle) Low battery indicator: Yellow LED Alarm indicator: red LED Operation temperature: -10 centi-degree to 50 cent degree Environment humidity: less than 95% RH (no congelation)