Technical Specifications
Quick Reference Guide 25
Technical Specifications
The following table contains Physical and Performance Char-
acteristics, User Environment and Regulatory information.
Item Description
Physical Characteristics
Color Black
Dimensions
Height 7.1”/181 mm
Length 3.9”/100 mm
Width 2.8”/71 mm
Weight (without cable) Approximately 6.9 ounces /195.6 g
Electrical Characteristics
Voltage & Current
Input Voltage 
• GD441X: 4.0 - 14.0VDC
• GD443X: 4.2 -   5.25VDC
Operating (typical)
• GD441X- 170ma
• GD443X - 160ma 
Operating (max)
• GD441X- 385ma
• GD443X - 350ma 
Idle/standby (typical)
• GD441X - 65ma
• GD443X - 65ma
Performance Characteristics
Light Source LEDs
Roll (Tilt) Tolerance Up to ± 180° 
Pitch Tolerance ± 40° 
Skew (Yaw) Tolerance ± 40°
Print Contrast Minimum 25% minimum reflectance