CWT5016 3G GPRS temperature data logger, with web server data display

1- SMS Temperature High / Low Alarm 2- SMS Power Failure Alarm 3- GPRS Temperature Realtime Data Logger 4- Support 4 DS18B20 Temperature Data Logger 4 temperature inputs feature DS18B20 special input, 4 channels Temperature rang -55C ~ +125 C Preset high and low level to alarm Current temperature can be query by sms GPRS feature Support connects 4 servers, the servers must connect internet and have static public IP address or Dynamic Domain name GPRS Transmission base on