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 51mm*H55mmProduct net weight:60gProduct gross weight:80gPackage Includes:1 * Smoke Sensor1 * Double-sided stickers1 * Screw1 * Manual


Free Shipping
Shipping rates: We offer free shipping across all orders! Processing time: Order verification, tailoring, quality check, and packaging.
All orders are sent to the production facility for dispatch within 24 hours after the order is placed. Postal services process the orders, which takes an additional 1–5 days.
Shipping Method
- Shipping time: This refers to the time it takes for items to be shipped from our warehouse to the destination. International delivery usually takes about 10–14 business days. But can take longer from time to time. Shipped by USPS; DHL; UPS; FedEx We will choose the most suitable delivery method according to the size and weight of the package.
Our guarantee: We take pride in our products as we believe they are amazing.
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