Carbon monoxide alarms

1.POWER:110VAC/220VAC/230VAC (or 9V batteries or Rechargeable bettery patck)
2.Working temperature:40degree~80 degree
3.Alarm density:Carbon monoxide:EN-55022,EN-55024
4.INTERCONNECTING GAS DETECTOR
(1)CIRCUIT FOR NORMALLY CLOSED RELY CONTACTS
(2)CIRCUIT FOR NORMALLY OPEN RELY CONTACTS
(3)Operating Frequency:433 MHZ/315MHZ (optional)
5.SIZE:163mm*87mm*40mm
6.Weight:400g/pcs
7.PACKAGE size:65cm*46Cm*39cm
8.Quantity/BOx:100pcs
9.CtnWei(kg):45kg
10.Q'CTY/20'FT:27000pcs