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3pcs/lot 433MHZ smoke detector work with 3g gsm wifi home alarm system wireless smoke detector sensor
Specifications:
- Origin: CN(Origin)
- Working voltage: 9V Alkaline battery ( Including battery )
- Working current: 40mA
- Standby current: 10uA
- Sensitivity: II Grade
- Products Name: Wireless smoke detector
- Model Number: GS-WSD04
- Frequency: 433mhz
- Brand Name: JIANSHU
- Alarm sound: 85dB
- Free shipping
- 100 days returns
- Low prices
- 5 million products