433 Mhz Smart Sound Flash Alarm Sensor Wireless Gas LPG Leakage Detector Description Features:1. high reliability sensor 2. auto reset after alarm 3. MCU prosessing adopter 4. induces gas-natural gas/LPG 5. SMT desigh, high stability 6. auto detect sensor failure Specification: 1. Operating power: DC9-16V or AC 220V 2. Static current: 90mA <=30mA (lower power consumption type) 3. Alarm current: <=100mA <=40mA (lower power consumption type) 4. Warm-up time: about 120s 5. Alarm level: 10% LEL 6. Alarm indicator: red LED flashes 7. Sound level: >=85 dB/m 8. Operating temperature: -10 to 50°C 9. Environment Humidity: <=95%RH (no congelation) 10. Alarm output: relay output/ sound & flash alarm RF315MHz or 433 Mhz 11.Radio distance: 100m in open area 12. Size :110×70×40(mm) Installation location: wall hanging within 1m from the ceiling, height not exceeding 4m, no more than 4m from gas gas Installation height: Since the ppm of flammable gas is lighter than air, it will rise when the gas leaks. Therefore, when installing the detector, it is usually installed at a higher place, but not too far from the gas source. The distance of 2-4m is the best, and the radius is about 1.5m from the gas source. Payment *We only accept paypal payment. Please make payment within 3 days. *Please ensure the address you registered on PayPal is correct, if you want to change your shipping address, please email us in time. We are not responsible for wrong or undeliverable address.*Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer responsibility.* Please check with your country customs office to determine what these additional costs will be prior to bidding/buying. Shipping If the product exceeds 2KG, we will ship by DHL/EMS/TNT/Fedex and so on. Depending on the DHL/EMS/TNT/Fedex shipping cost in different countries, if the shipping cost is too high, we will charge extra shipping cost difference.Because the shipping cost are expensive than before, we will change your shipping cose if your address too remote, there is remote surcharge, such as below USA address: Puerto Rico and Virgin Islands: ZIP codes starting with 006-009 Hawaii and Guam: the first 3 digits starting with 967-969 Alaska: the first three digits starting with 995-999 Military address: the city is APO, FPO, DPO To worldwide via China Hongkong Post Airmail. Estimated shipping time: CountryShipping MethodShipping TimeUSAePacket from China10~15 DaysOthers (For buyer from outside USA)Economy shipping from overseas. If your package over than US$20 , Free Insurance with Tracking Number! If your package value lower than $20,It will be sent via flat mail and no track number. Or You can contract me to pay extra money for registered fee and track number.15~30 Days****Sales Promotion: If the total amount of your order is more than 2KG.Your orders will be sent by Express delivery(Maybe DHL, Fedex, or EMS/TNT), It usually take up 4-10 working days to arrive. We will ship the item within 2 days after receipt payment (except Saturday and Sunday). Pleased be advised that international usually take longer than domestic,as it's based on shipping service provider and customs. If you cannot get within 20 days since we ship out, please email us, we will check the item status for you.NOTE: we are not responsible for customs tax and the customs clearance when the item arrive to destination, hope you understaning. Returns Return Policy1.Products without any problem can't refund2.All non-pay bidder will be reported, if you change mind please contact me soon for cancel order after you bid.3.Products with quality problem in 7 days can be returned and refund.4.Products with quality problem in 30 days can be returned and replaced.5.Products with quality problem in 1 year can be returned and repaired.6.Please keep original package after your purchase and we will appreciate it if you send the item back with the original package. Notice: if it's in good condition when you received, and you change mind want to return back, or you find the cheap one want return back, customer need to pay for the back return and forth shipping cost, thanks! About Us *If you have any issues with your purchase, please feel free to email us. *A good feedback is very important to us. Before you give us a negative/neutral feedback, please contact us and we will do whatever we can to Help you with your concerns. thank you very much. eBay Cross Border Trade powered by ChannelEffect