Features：
Small and exquisite, easy to carry and LCD display;
Collect settings: working unattended can be set to timing or manual collect data, recording and save data automatically;
Both AC and DC available, internal lithium battery: 8.4v 1500mAh, with function: charging
protection, low voltage prompt. Also can be placed for a long time to record location;
Storage capacity: up to 30,000 groups in handset, and standard equipped with 4G Micro SD.
Data can be read on handset and also import to PC.
Power‐off memory function: data already saved in SD card won’t lose when lose power.
Probe to probe Consistency, handset can connect different kinds sensor by concentrator without influence on accuracy.
Low‐power design, equipped with system monitor and protection function to avoid short circuit or interference from external.