Package:
Quality Control and After-sales Service
--12 months products warranty with a very strict quality rechecking before shipping every device:
1)R&D testing:upgrade testing, signal testing, functional testing, performance testing, installation
testing and safety testing;
2)Production testing:the first testing phases, aging test phases, and secondary testing phases.Internalbattery, FLASH chip, voltage regulator IC, Switching on/off Power Supply, MCU, GSM modules,
basic settings, as well as the appearance of alarm will be tested during Production testing period.
--A professional engineers team and sales team offer you a prompt,patient and efficient after services,
help you solve your problems ASAP.