F21-4S Hoist Crane Remote Control Wireless Transmitter AC/DC 65-440V Stop Button 6 Key Switch 2 Transmitter+1 Receiver

Parameters Transmitter Number of function buttons: 4x one-step buttons Other buttons: 1 START button, 1 Stop button Material: Glass-Fiber PA 66 Dimension:156*61*51mm Weight: 255G (without batteries) Protection Class: IP65 Frequency range: VHF: 310~331MHz; UHF: 425~446MHz Transmitter power: Less than or equal to 10dBm Power supply: DC 3V (2AA Batteries) Safety code: 32bits (4.3 billion) Temperature range: -40~85 degrees Celsius Control distance: Approx100m(200 meters is customized) Receiver Receiver power supply: AC/DC 18-65V,AC/DC 65-440V,AC/DC 12V Material: Glass-Fiber PA66 Dimension: 205*86*80mm Weight: 620G Protection Class: IP65 Temperature range: -40~85 degrees Celsius Frequency range: VHF: 310~331MHz; UHF: 425~446MHz Receiver sensitivity: -110dBm Cable length: 1.65 meters Safety 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. Application Bridge Crane / Overhead crane / Chain Hoist / Monorails / Concrete Pump Truck / Mobile Lifting / Tower Crane Package includes: 1.Two transmitter with hanging belt 2. One dust bag; 3. One receiver; 4. One 1.65m cable connect with receiver; 5. One receive antenna; 6. One operation and maintain manual.

• 【Note】The remote control needs to be used with the contactor. It cannot be directly connected to a power source. Connecting the power directly will burn the motherboard.
• 【Intelligent wireless technology】the signal is not afraid of interference: adjust to the best performance, the signal is stable and low power consumption, the antenna is external, so that the remote control signal is everywhere.
• 【Material】IP65. Nylon fiber shell: comfortable touch, firm and fall resistance, strong anti-rolling ability, waterproof, anti-corrosion, insulation.
• 【Preheating device】With battery voltage warming device,the power supply is cut off during low power.