Feature: 1. 16 Channels with hot shoe adapter for external flashes. 2. With sync output on the right side and hotshoe on the top, can add flash light on it(Do not support TTL function). 3. Energy-saving design with 12V 23A battery of transmitter and 2 AAA batteries(not included) of receiver. 4. Note: the camera will not give the hint that the flashlight is installed when this product is plugged, but that will make no influence on its use. 5. Suitable for:Sony NEX E mount camera(Sony NEX 3 5 5N 5C 5R, etc.) 6. Suitable for: Sony NEX E mount camera(Sony NEX 3 5 5N 5C 5R, etc.) Specification: Wireless Flash Trigger Hot Shoe Adapter with Receiver for Sony NEX3 NEX5N 16 Channels New Arrival Features: 16 Channels with hot shoe adapter for external flashes. With sync output on the right side and hotshoe on the top, can add flash light on it(Do not support TTL function). Energy-saving design with 12V 23A battery of transmitter and 2 AAA batteries(not included) of receiver. Note: the camera will not give the hint that the flashlight is installed when this product is plugged, but that will make no influence on its use. Suitable for: Sony NEX E mount camera(Sony NEX 3 5 5N 5C 5R, etc.) Compatible with: Canon SpeedLite 580EX II, 580EX, 550EX, 540EZ, 520EZ, 430EZ, 430EX, 430EX II, 420EX, 420EZ, 380EX; Nikon SpeedLite SB900, SB-800, SB-600, SB-28, SB-27, SB-26, SB-25, SB-24; Olympus FL-50R, FL-50, FL-36R, FL-36; Pentax AF-540 FGZ, AF-360 FGZ, AF-400 FT, AF-240 FT; Sigma EF-530 DG Super, EF-500 DG Super, EF-430; Sunpak Auto 2000DZ, 622 Pro, 433AF, 433D, 383, 355AF, 344D, 333D; Vivitar 285HV, DF-400MZ, DF-340MZ, 2700; Other flash models with a trigger voltage of 12V or lower. Specifications: Channel: 16 channels Transmitter power: 1 * 23A 12V alkaline battery(NOT included) Sync speed: max. 1/160sec or 1/250sec Color: black Material: metal + plastic Package size: 10.1 * 7.1 * 4.5cm / 3.98 * 2.8 * 1.77in Package weight: 85g / 2.99oz Package includes: 1 * 16 Channels transmitter 1 * 16 Channels receiver Package List: 1 * 16 Channels transmitter 1 * 16 Channels receiver