System Flow :
	
Button match with Monitor
 
SPECIFICATION: MODEL  ST 301
	
		
			
COLOUR
			
Blue
		
		
			
NET WIGHT
			
35g
		
		
			
DIMENSSION (MM)
			
∅57 x 15(H)mm
		
		
			
FEATURE
			
WaterProof button, 3 Function configuration(Call,Bill, Cancel)
		
		
			
POWER SOURCE
			
23A battery