30PPM Without alarm before 120 minutes 50PPM Between 60 to 90 minutes 100PPM Between 10 to 40 minutes 300PPM Less than 3 minutes
Why Choose Us
Q1: Are you manufacture or trading company? A1: We are a professional manufacture specialize in various type of sensor alarm, IOT industry application security solutions and smart home solutions.
Q2: What is the MOQ? A2: As usual,there is ready stock for our regular & hot selling models. So any order quantity is welcome.
Q3: How long is the lead time? A3: It depends on the order quantity and production arrangement,generally 15-35 days.
Q4: What payment methods can i choose? A4: We accept Paypal,T/T,L/C,Alibaba Secure Payment is advanced.
Q5: How long is the warranty time of the products? A5: There will be 1-3 years for warranty time.
Q6: What's the ceritification you have? A6: Our factory approved by BSCI and ISO9001:2015, and We have achieved several national security certification such as UL/VDS/Q-LABEL/ NF/ LPCB/ BSI/ INTERTEC/ TUV/ KRIWAN/ BOSEC/ SAI/ ACTIVEFIRE/ VDS/ CE/ ROHS/ REACH.