Our Advantages Australian design product. It supports Bulb mode for all the compatible DSLRs. Extremely well reputation, 100% Positive Feedback, better than any other oversea seller. Fast process, item will be sent within 24 hours. Introduction You are looking on a Ultra Long Range universal infrared remote control RM-4D for digital cameras. With this mini infrared transmitter, you can control more than 40 digital cameras and with larger operation range, 100% compatible with popular DSLR such as Canon EOS 550D, EOS 7D, EOS 500D, 450D; Nikon D3000, D5000, D90, D60, D80, D40(x), D50; Pentax K-M, K20D, K10D, K200D, K100D(super), etc. Also suitable for some consumer digital camera such as Pentax Optio A30, T30, S10. You can control your digital camera cordlessly, that's really useful for long time exposure photography (Bulb mode support) and self-photography Performance Comparison Signal Coverage Operation Distance The signal coverage angle for RM-4D is 80 degree, while other remote controls are mostly from 30 to 60 degree. *Due to the sensitivity difference of the camera receivers, the operation distance may vary between different cameras. Advantages of RM-4D 4 in 1 (supports Canon, Nikon, Pentax, Samung). Bulb mode support Remote Video Shooting support (EOS 550D, 500D, 7D , 5D MK2 Only) Ultra Long operating distance (10m for Canon, 20m for Nikon, 15m for Pentax). Lower price, better performance. Comes with a Heavy Duty CR2025 battery   Camera Compatibility Table Nikon Digital D3000 D5000 D90 D60 D40X D40 D80 D70(s)/D50 Film F75 F65 Pronea S         Pentax Digital K-7 K-X   K-M/K2000 K20D/K10D K200D K100D/K110D *istDS(2) *istDL(2) Optio A40 Optio A30 Optio S12/S10 Optio S6/S60 Optio S5z/S5n/S50 Optio S/S4i/S40     Film *ist MZ-6           Samsung Digital GX-20 GX-10 GX-1S GX-1L   Canon Digital EOS 7D EOS 550D/500D EOS 5D MK2 (Not EOS 5D) EOS 450D EOS 400D EOS 350D   EOS 300D   Film EOS30/30V/33 EOS50/55 EOS10 EOS100 EOSIX       Specification Transmission type Infrared Working distance Canon DSLR: 10M Nikon: 20M Pentax/Samsung: 15M Dimensions 86mm x 33mm x 10mm Net weight 20g Battery type CR2025x1 Battery life More than 6000 times of launch.   Delivery Item will be sent via Airmail from Melbourne, Australia. Please allow 7-10 working days for delivery.   Warranty: This product comes with a 6 month warranty.   More Images