ShenZhen LewisAlarm Hi-Tech Co., Ltd is leading manufacturer of security alarm systems (WiFi/GSM/PSTN), IP cameras and detectors such as door sensors, PIR motion detectors and home automation products in China.

All of our products have CE certificate, our G6 alarms have BS EN 50131 grade 1 certificate.

All products are strictly tested before shipment and come with 1 year warranty!

As for our after-sales services, if there is something wrong with our products during transportation exclusive of man-made damages, we can replace them with new ones(only in small quantities), but if there are many faulty ones that exist in your orders owing to our mistakes, you can just return them back to our company, and we will pay shipping costs. (both of phenonmena are rare cases)

We diversified product range to meet various security demands from customers. We have GSM/PSTN double mould alarm system; Adopt GSM network platform, using IOS/Android APP software and system communication. And our products have Temperature control when the current temperature display reaches the setting (custom DIY upper and lower limited) temperature, it will link the relay output automaticly. Then u can control the air condition, fridge, heating installations. By the relay.