Viltrox JY610C is a compact and lightweight speedlite， specially designed for Canon cameras. It supports E-TTL/M/Multi flash， with a guide number of GN27. Adopts LCD panel to ensure easy operation.Features: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.Adjustable vertical angle of 60°/75°/90°.Support front-curtain sync/rear-curtain sync/exposure compensation.LCD screen for clear and convenient operation.Enter into stand-by state if no operation after several minutes to save power.Specifications:Guide Number: GN27( ISO 100/m )Flash Mode: E-TTL/M/MultiSlave Mode: Slave/S1/S2Flash Control: 8 levels of output control(1/128--1/1)Flash-ready indicator: Red pilot lightEffective Flash Range: 0.7-19.3m(quick flash:0.7-11.1m)Recycle Time: 0.1-4sFlash Times: 100-680 timesPower Supply: 2 * AA(Not included)Item Size: 8.5 * 6 * 4.5cm / 3.3 * 2.4 * 1.8inItem Weight: 145g / 5.1ozPackage Size: 11.5 * 7.8 * 6cm / 4.5 * 3.1 * 2.4inPackage Weight: 208g / 7.3ozNote:The battery is not included.Package List:1 * Mini Speedlite1 * Carrying Bag1 * User Manual(English & Chinese)