small 2.4G RFID Active Tag with long lasting battery waterproof IP65

2.4G RFID Active Tag for assets management       Key Features:
1:Long reading distance
2:Ultra low RF power consumption, 12months life time
3:Excellent anti-collision mechanism makes multiple tags real time monitoring adaptable
4:High protection grade       Applications: Use for School bus, logistics management project. Asset tracking, automatic vehicle identification. Manage people or goods.     Description: Low power consumption can use 3 year. Waterproof IP65. Low power alarm. Reading distance 0-50 meters. Multiple tag can be used together send to the receiver. AVL19 or AVL11(built-in tag receiver) send all tag data to the server via GPRS. TZ-RD01 send all tag data to the server via RS232 serial port . TZ-RD05 send all tag data to the server via RS485 serial port or Ethernet.
Tag can active send data to the receiver in interval time. Server receive and analyse tag package, manage tag information.     Specification:

Weight	15g
Dimension	65mm*48mm*7mm
Working Frequency	2.400--2.4835GHZ
Waterproof	IP65
Backup Battery	620mAh/3V
Power Remind	Low power alarm
Basic ID	4 Bytes
Operating Mode	Active operating mode
Application Life	Battery life is 3 years when tag sending data every 2 seconds
RF Output Power	-18dBm-0dBm
Distance	0-50m
Standby Current	3uA, 3V
Modulation	GFSK
Air Data Rate	250Kbps
Operating Temperature	-40--85°C
Humidity	5%--95%(non-condensing)
Storage Temperature	-40--125°C
Rx Sensitivity	-94dBm@250 kbps Sensitivity (0.1% BER)