Purchase Qty. Reference FOB Price
1-199 Pieces US$8.50
200-499 Pieces US$7.50
500+ Pieces US$6.50
Product Description
Technical parameters for smoke detector alarm: Power supply: 2PCS 1.5V LR03 AAA alkaline battery ( 10 years lithium battary are available) Operating current: Monitoring current: ≤ 3uA Alarm current: ≤80mA Alarm sound pressure: ≥ 85dB at 3m straight ahead Working environment: -10 ...