... -MDC-0213, S-MDC-0400, S-MDC-0401, S-MDC-0402) Wireless Smoke Alarm (Using in S-MDC-0210, S-MDC ... -MDC-0213, S-MDC-0400, S-MDC-0401, S-MDC-0402) The product is ionic smoke detector (detector for short). The ... ) 6) Operating temperature: -10~+50 7) Operating humidity: ≤95%RH 8) Detecting area: 20 square meter 9) Sensitivity: I or II ... -MDC-0213, S-MDC-0400, S-MDC-0401, S-MDC-0402)