Viltrox JY-610C Mini Flash Light 1.5in LCD E-TTL On-camera Slave Speedlite for Canon 750D 760D 5DR 5DRS 60D 70D 700D 5D3 DSLR Camera Super mini size and lightweight speedlite. Support E-TTL/M/Multi flash mode. Fast recycling time with a guide number of GN27. In slave mode, it supports 4 channels in 3 groups. 8 levels of output control(1/128--1/1), 22 levels of fine tuning.