LAMP SPECIFICATIONS
Dimension
Lamp's Outside dia.(OD) = 5 mm 
Lamp's Arc length (AL) = 38 ±3 mm
Lamp's Body length(OL) = 70 ±3 mm
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Lamp's Arc length (AL) = 38 ±3 mm
Lamp's Body length(OL) = 70 ±3 mm
Envelope material
Chinese quartz
Gas fill
Xe (xenon)
Gas Press
0.5~1.5Mpa / 450 Torrs
Cooling type
flowing water
Operating type
pulse
Connector type
wire
You can see the differences between lamps from different companies:
https://www.iplshr.co/info/comparison-of-ipl-xenon-flash-lamps_i0029.html