Marketed 2014
#0101000685
Firmware version 1.0.3
Purchased from B&H 5/8/2014

#4407000230
Firmware version 1.0.4
Purchased from Canon USA 5/7/2019 15% Promotional / Upgrade discount from Canon due to repair service no longer available for Macro Ring Lite MR-14EX #001553

Guide Number 34.4 ft./10.5m at ISO 100
Custom functions 12

Macrolite Adapter 52C for Canon EF 50mm f/2.5 Compact Macro lens with 52mm filter threads
Macrolite Adapter 67 for Canon EF 100mm f/2.8 L Macro IS USM lens with 67mm filter threads
Macrolite Adapter 72C for Canon EF 180mm f/3.5 L Macro USM lens with 72mm filter threads