F21-4S Crane Remote Control
4-point single speed lifting machinery electric hoist industrial remote control
Model: F21-4S
Shell material: Glass fiber reinforced nylon
Frequency range VHF: 310-331MHz, UHF: 425-446MHz
Transmission power:<10dBm
Power supply for transmitter: 2 alkaline No. 5 batteries
Security code: 32-bit (4.3 billion sets never repeated)
Temperature range: -35 ° C~80 ° C
Control distance: up to 100m
Size: 155 * 60 * 45mm
Weight: 440g (excluding battery)
