F21-E2 Industrial Crane Radio Remote Control with Safety Key Switch - 2 Transmitters + 1 Receiver (12V AC/DC) - Perfect for Overhead Cranes, Hoists, and Material Handling Equipment

ParametersTransmitterNumber of function buttons: 6 x one-step buttons (Up/ Down, East/ West, South/ North)Other buttons: 1 START mushroom button, Stop button, KeyMaterial: Glass-Fiber PA156*61*51mm (6.14* 2.4* 2 in.)Weight: 255G (without batteries)Protection Class: IP65Frequency range: VHF: 310~331MHz; UHF: 425~446MHzTransmitter power: Less than or equal to 10dBmSafety code: 32bits (4.3 billion)Temperature range: -40~85 degrees Celsius (-40~185 degrees Fahrenheit)Control distance: Approx100m(200 meters is customized)ReceiverReceiver power supply: 12V AC/DCMaterial: Glass-Fiber PADimension: 205*86*80mmWeight: 620GProtection Class: IP65Temperature range: -40~85 degrees Celsius (-40~185 degrees Fahrenheit)Frequency range: VHF: 310~331MHz; UHF: 425~446MHzReceiver sensitivity: -110dBmCable length: 1.65 metersSafety code: 32 bits (4.3 billion)Control distance:Approx100m (200 meters is customized)Note:The LED on the front of the transmitter indicates the condition of the batteries. It will flash green during operation if the battery power is sufficient and will flash red if the battery power is low. If the LED is flashing red, or if the operation becomes erratic, or will only work from a short distance, replace both batteries with new AA alkaline batteries.ApplicationBridge Crane / Overhead crane / Chain Hoist / Monorails / Concrete Pump Truck / Mobile Lifting / Tower CranePackage includes:2PC* Transmitter1PC* Receiver1PC* Dust bag1PC* Manual