This compact wireless remote operates reliably for up to 260 feet away in the 2.4 GHz radio range in most weather conditions. The indicator light keeps you aware if you have gone out of range. The trigger is designed to fit in the hand and comes with a protective cover to avoid accidental shots, making this item a must have for photographers! The system produces a coded radio signal that works indoors, outdoors, around corners and even through walls! The RF kit also provides 16 multi-coded channels, giving the photographer plenty of combinations to work with, without interfering with anything else using the same frequency.High quality and durable design make this Wireless RF Shutter Release Kit stand out amongst the competition of inexpensive and mediocre kits, be cautious when purchasing extremely low-priced wireless RF kits from overseas sellers. Essential and useful functions for the professional and amateur photographer!Features:2.4GHz Frequency with 16 Selectable ChannelsSlim Design and Ergonomic Wired / Wireless Remote ControlExchangeable Camera Release CableCircuit Designed to Operate in Extreme TemperaturesAuto Sleep Mode After 2 Hours of Non-Shooting24 Month Manufacture WarrantyCompatible Camera Models: Nikon DSLR D90, D3100, D5000, D5100, D7000