Range: 1600 feet (~500 Meters) Frequency: US/FCC: 344MHz (Standard Triggering) 346.5-354MHz (Quad-Triggering) CE: 433.62 MHz (Standard Triggering) 434.22 MHz (Quad-Triggering) Code: Complex 16/24 bit digitally coded signals Channels: 32 Digitally coded ID#'s 16 Original Classic Channels 16 Quad-Triggering Channels Synch Speed: Up to 1/250 (focal plane) Up to 1/500 (leaf shutter) Up to 1/1000 (Fast Mode) Batteries: 2 AA batteries (IEC:LR6) 60 hour life AC Adapter: Optional AC adapter Cat# 804-105 (PW-AC-2) 3 VDC unregulated, 0.3 A (300 milliamp) or higher 4.5 VDC regulated, 0.2 A (200 milliamp) or higher, (recommended) Housing: Custom molded high impact plastic with captive battery door Weight: 153 grams (5.4 ounces) (w/ alkaline batteries) Dimensions: Height (body only): 10.2 cm (4.0") Flexible Antenna: 6.1 cm (2.4") Width: 5.5 cm (2.1") Depth: 3.7 cm (1.4") Input/Output: 3.5mm (1/8") mono miniphone jac; Hot Shoe; USB Port; 6-pin Accessory Port Operating Temperature: Above -15° C (5° F) and below 50° C (120° F) Maximum Input Voltage: 250 VDC Camera/Port 1: 0.5 A (1/2Amp), current limited Flash/Port 2: 4.0 A for 0.00002 seconds (1/50000 seconds or 20 microseconds) 0.25 A (1/4 Amp or 250 milliamp) continuous, current limited Voltage Present: For Port 1 and Hot Shoe = 3.3 VDC, 0.001 A (1/1000 Amp or 1 milliamp), regulated Trigger Threshold: Less than 2.2 volts Mounting: Hot Shoe, ¼-20 female threads, lanyard and Velcro Time Settings Contact Time: 999.9 seconds or 16 minutes, 39.99 seconds (min .01 sec) Delay Time: 9.9999 seconds (min .0001 sec) Intervalometer: 99:59:59 or 4 days, 4 hours minus 1 second (min 1 sec) MultiPop: 999.9 seconds or 16 minutes, 39.99 seconds (min .01 sec) Accuracy: Timing is repeatable within ± 1/10,000th of a second Counter: 9999 triggers (min 0) Preset Rear Curtain Delays: 1, 1/2,1/4, 1/8, 1/15, 1/30 and 1/60th shutter speed Standard Accessories: PC-1 camera synch cable, lanyard, velcro and 2-alkaline batteries