selling my elinchrom quad lead battery unit internal battery been changed last year to still get around 75% of original capacity using full 100% flashes you can get around 200 shots or around 400 at 1/2 power. The package contains 1. quadra control unit works 100% £125 2.lead quadra battery paid £49 to get it changed last September 75% charge 3.A Head which is the best one in my case to use this Ahead is very little used as can be seen from the clarity of the glass tube. it cost around £339 4. trigger to use flash £89 5. plastic case £89 6. cable rrp £39 7. charger £89 summery So portable flash on the beach or forest for under £200 very portable without the carry case.