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Smart Smoke Detector WiFi Smoke Sensor Networked Smoke Alarm Work with Smart Life Tuya APP

$41.99
Precise details:Specification:Battery type:CR2 x 1pcs 3VStandby current:11uA Alarm current:120mA-130mABattery life:5 years standby timeOperating temperature:-10℃~50℃Working humidity:less than 95%Storage temperature:0℃~60℃ (32°F~140°F)Product size:diameter