4. Technical Information
Model
WM-
Physical
Metal body with silicon shell outside
Dimensions
102mm*62mm*26mm
Weight
144g
Tag reading
RFID
Frequency
125KHz
Reading Distance
125KHz card: 3-5cm
Operating Temperature
-40
℃
to +85
℃
Storage Capacity
60,000 pieces records
Memory
16Mb Flash ROM
IP rating
IP67
Charging time
3 hours
Battery
3.7V Lithium Recharge Battery
Standby Time
28 Hours
（
Sending data for 70s intervals
）、
15
Hours
（
Sending data for 10s intervals
）
Communication
GPRS Communication
5320A:850/1900
5320E:900/2100
USB Cable
Humidity
10% to 90% non-condensing
Wrong storage data
4 Vibrations
Wrong clock data
3 Vibrations
