The Hahnel Tuff TTL flash trigger has been designed carefully to be robust and resilient when in daily use. Its rubber armour and reinforced rubber collar on the neck of the transmitter give notable protection against impact damage. 

Range from the 2.4GHz transmitter is over 200m and the set features Digital Channel Matching, which provides reliable TTL connections & eliminates the risk of interference from other wireless products within range. 

Easy to use and set up, it also uses ubiquitously available AA batteries.