F24 Seriesby Telecrane Lee's Hi-TechRadio Control System best for crane / mobile / forestry application / lift equipment. Features Durable nylon-fiber housing for extra shock resistance Low power consumption with 2 AA batteries (last up to 2 months in normal operation) Operating range up to 100 meters Programmable function setting through Windows-based software Economic efficiency, ease of operation Pre-wiring standard cable making wiring procedures easier 100% compatible components reducing stock of spare parts Safety Features 4.3 billion unique ID code Hamming code Enhanced watch-dog circuit Specifications ModelDimensions (mm)Weight (g)Push ButtonsPower Supply F24-6 S/D Transmitter 186 x 61 x 51 255* 2 AA Alkaline Batteries F24-8 S/D Transmitter 186 x 61 x 51 255* 2 AA Alkaline Batteries F24-10 S/D Transmitter 186 x 61 x 51 255* 2 AA Alkaline Batteries F24-12 S/D Transmitter 186 x 61 x 51 255* 2 AA Alkaline Batteries F24 Receiver 200 x 162 x 107 1200* 24/48/110/220/380 VAC & DC 24V * approximate without batteries or wire cable General Specifications Operating Temp. -35°C ~ +80°C Maximum Range 100 M Protection class IP 65 Industrial standard ID Code 4.3 billion (32 bit) Hamming Code Distance > 4