F25 Seriesby Telecrane Lee's Hi-TechRadio Control System best for overhead cranes/concrete pump trucks. Features 1 EMS Button, 1 START Button, 1 Rotary Key Switch, and 1 Alarm Button Safety function of “STOP”&”CONTROL” (Cat.4 / Cat.3 EN ISO 13849-1) Compact size, Economic design, and easy operating Durable casing with extra shock resistance Programmable function setting, suitable for diversified industrial applications Remote Pairing technology, allowing instant maintenance on site Pre-wiring standard cable for quick and easy installation Built-in Alarm/Horn, without installing extra warning devices Specifications ModelDimensions (mm)Weight (g)Push ButtonsPower Supply F25-6S/6D Transmitter 186 x 61 x 51 6 single / double F25-8S/8D Transmitter 186 x 61 x 51 8 single / double F25-10S/10D Transmitter 186 x 61 x 51 10 single / double F25 Receiver 200 x 162 x 162 1550* 24/48/110/220/380 VAC (50/60Hz), ±20% * approximate without batteries or wire cable