433mhz wireless frequency Wall mounted Kitchen Gas Detector Alarm acousto-optic prompt

Product Description 433mhz wireless frequency Wall mounted Kitchen Gas Detector Alarm acousto-optic prompt     The product is a Wholesale Leak Gas Detector/LCD Gas Alarm/Lpg Gas Sensor, microprocessor control, support displaying of the gas concentration. When trigger the gas detector, it will alarm with build-in siren. This detector adopt catalytic combustion method sensor which is stable and reliable. It keeps the place safe from the threats of combustible gas (such as liquefied petroleum gas, natural gas, methane, etc.)     Features * Human voice prompt
* High reliable catalytic combustion method
* Gas concentration displaying(PPM)
* Power supply from AC 90V-240V or 9V rechargeable battery
* Intelligent microprocessor control
* Auto low battery warning
* Alarm memory function
* Auto detect sensor failure   Technical Parameter

Model No.	JKD-809
AV voltage	AC 90V-240V 50-60Hz
Working temperature	0℃-50℃
Warm-up Time	About 180S
Environment Humility	10%-95%
Sound Level	85dB/m
Alarm Density	2500PPM(±1500PPM)
Alarm time	keep alarming after over 2500PPM
Size of gas alarm	80*80*18mm

Product Show     CERTIFICATES: Packaging & Shipping  * Shipping: DHL, UPS,TNT, EMS, and other courier available as required.
 * Delivery time: 7-15 days after your full payment   Packaging Each one in a box, then 50-60pcs in a carton, N.W/G.W: Company Information   FAQ   Q: 1. Can I have a sample order?        A: Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.   Q: 2. What is the lead time?         A:Sample needs 1-3 days, mass production time needs 10-15 days for order less than 5000 pcs.    Q: 3. Do you have any MOQ limit?         A: Our MOQ EXW is 100 pcs under neutral gift box; MOQ FOB is 500pcs. MOQ for OEM is 500PCS.   Q: 4. How do you ship the goods and how long does it take arrive?         A: for samples, We usually ship by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive.            for cargos, you can choose sea or airline service by your needs.    Q: 5. How to proceed the order if I have logo to print?         A: Firstly, we will prepare artwork for visual confirmation, if the color and position are alright, we would make sampling first from silk print factory and take picture for your second confirmation before mass production.   Q: 6. Do you offer guarantee for the products?           A: Yes, we offer one year guarantee for the products.   Q: 7. Do you accept drop shipping?          A: Yes, it’s available