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Name: F21-E1B transmitter and receiver setThe feature of transmitter :
8keys: 6 single speed keys +1 urgent stop key+ 1 “start” key.
Size: L*W*H( 164*75*46)
Weight:380g (exclude battery)
Battery: 2 pcs 1.5V AA Alkaline.
Frequency: 310.3-331.2 MHz
Frequency control: quartz crystal
Output terminal: full sealed relay
Structure: glass fibre
