Big discount Battery Support 433Mhh/868Mhz wireless Smoke detector fire alarm compatible with ST-VGT and ST-IIIB alarm system

Big discount Battery Support 433Mhh 868Mhz wireless Smoke detector fire alarm compatible with ST VGT and
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Price:  $ 21.00 / piece



45 days Money back 45 days Money back Returns accepted if product not as described, buyer pays return shipping; or keep the product & agree refund with seller.
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Guarantees: On-time Delivery 60 days

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Big discount Battery Support 433Mhh/868Mhz wireless Smoke detector fire alarm compatible with ST-VGT and ST-IIIB alarm system

Standard pacakge include :

Wireless Smoke detector X 1

Gift box X1

MD-2105R is wireless smoke detector, it adopts thermistor sensor and photoelectric infrared LED indication, tamper switch button, built-in buzzer, exact detect smog density when it over the standard level (UI 217 / 3.2%/feet), it can make the alarm by itself via built-in buzzer, and also send out the wireless alarm signal to alarm control panel at the same time, low battery indication that make once sound in each 2 hours via built-in buzzer, easy to install on ceiling or wall using the screws with countersink heads which had packed in the package.

Features:

  1. thermistor sensor / photoelectric infrared LED
  2. smog sensitivity comply with UI 217 / 3.2%/feet
  3. sent status signal every 15 seconds or 65 seconds
  4. no emit radioactive element
  5. auto send signal when low power voltage or re-setting
  6. built-in buzzer make once sound in each 2 hours when battery low voltage
  7. self-testing indication: infrared LED turn on and then make 2 buzzer sound
  8. alarm indication: infrared LED turn on and around 30 seonds buzzer sound at the same time
  9. power input: 6VDC (CR123A 3.0V Lithium Battery x 2pcs)
  10. static current is 20μA ~40μA / alarm current is 20mA
  11. alarm volume: 85dB at the distance of 10 feet
  12. operating environment: -5C ~ +50C / humidity: 10% ~90%
  13. wireless emitting frequency: 433MHz / 868MHz
  14. wireless emitting range is 100m (in open area)
  15. dimension is Φ105mm / ivory white color

More questions please contact with me online

Skype : carol_midou

Whatsapp: 8613537610441

Email: carol(at)alarmsystems.cn

Shipping Company Shipping Cost Estimated Delivery Time
DHL 3 - 7 days
UPS Expedited 3 - 7 days
EMS 5 - 14 days
Post Air Mail Free Shipping 15 - 45 days
Return Policy If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.

N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller Service On-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).
Price:  $ 21.00 / piece