Chuango Ceiling Mount PIR Motion Detector Sensor PIR-700 KENSINGTON 62880 They are made out of

They are made out of heavy weight board so are tough enough to store even the heaviest documents

Pack in a handy re-useable plastic container

HUMIDITY: 10% to 80% without condensation (Operating)

Specially formulated to provide long lasting lines

Each curve is identified by A

Chuango Ceiling Mount PIR Motion Detector Sensor PIR-700 KENSINGTON 62880 They are made out ofDescriptionSpecificationsShipping With automatic temperature compensation and anti draft technology, the sensor detects for tiny variations in the environment caused by human body movements and effectively minimizes false alarms. Easy to set up on a ceiling, it works well in banks, warehouses and all family settings, with a 360 degree effective range. Power: DC 3V (AA LR6 1. 5V Battery x 2pcs) White