Model: HD-60 - Plastic case material - Channel: 4 - Working frequency: 433MHz - Sync speed: 1/250S - IR sync speed: 1/100S - Standby time: at least 1000h - Effective range: at least 30m - Receiver with hot shoe - Receiver uses 4 x LR44 6V batteries (included) - Transmitter uses 1 x 23A 12V battery (included) - Suitable for Canon 580EXII/580EX/430FZ/380EX Nikon SB-800/SB-28/SB-24 Olympus FL-50/FL36 Pentax AF-540FGZ/AF-360FGZ/EF-430/SUNPAK Auto 2000DZ/622 Pro etc. - Package includes: - 1 x Transmitter - 1 x Receiver - 1 x 6.35mm to 3.5mm adapter - 1 x PC to 3.5mm cable (29.5cm length) - 1 x Chinese/English manual