4-Pack General Purpose Smoke Detectors - 360 ° Detection Angle

4-Pack General Purpose Smoke Detectors - 360 ° Detection AngleNote:
The batteries required for product are not included and need to be purchased by oneself.Description:
- General purpose smoke detector ideal for all areas : house, shop, hotel, restaurant, office building, school, bank, library, computer house and storehouse etc.

• Easy to install and convenient to use.

Alarm current: 20mA
Static current: 20uA
Detection distance: 3M
Launch distance: ≥ 100M
Detection angle: 360 °
Transmission frequency: 433MHz
Voltage: 3V
Working temperature: -10-50 (℃)
Function: Smoke detectionPacking content:
4 x Smoke Alarm (Battery not included)
8 x usPayment1. This is the payment method we can accept: Paypal,Credit Card, G Pay etc.2. You can checkout and pay immediately after the sale ends or you complete the purchases. If you need an invoice sent to you by Email, please contact us before making payments.Shipment1.We will ship to your address. Please make sure your address is correct before you pay.2.We will ship out your order within 2 business days after receiving your verified payment (Excluding Weekends and Public Holidays)!Returns1.If you are not satisfied with our products. Please kindly contact us before you open the return request. We provides 30 days Money Back or Exchangement Warranty.2.Please Kindly contact us for the address before returning the item back.response1. response will be left automatically after we receive your response.2. Please contact us before leaving a neutral or negative response. We would try our best to help you solve the problem. Please allow us to reply your email within 24 hours.3.We will provide the service as best as we can, cause the response and is what we are striving for. Please email us through \"My Messages\" or \"Contact seller\" if you have any question about our listings or your purchasing.Contact us1.Please contact us if you are not satisfied with the item after receive it. Just contact us using the \"Ask the seller a question\" link on .2.All replies will be sent to your email, if you don\'t get response within 1-2 business days, please check your My messages in case your email provider has an overly-aggressive spam filterblocking \'s emails. Please email us AGAIN. Thanks.Battery IncludedNoColorWhiteMPNN/ASmart Home CompatibilityGoogle HomeBrandFirst AlertType1Unit TypeUnitFeaturesVoice AlertsSmart Home ProtocolWi-FiOperating Sound Rating90 dB