SPECIFICATIONS:
Vertical Height:  2.1 in.
Weight:  4.2 lbs. 
TSO Compliance:  TSO C41c Class A, DO-160 Env. Cat B2D2/A/LJY/XXXXXX/ABABA
Humidity:  95% + RH at 50C for 48 hours 
Power Requirements:  9VDC at 80mA max (supplied by KR-87)