ZIGBEE radio low power temperature and humidity sensor
								Type:KZ21C10
								 
								 
								 
							 
								
								 
 
								
								RS485 interface current and voltage acquisition module
								Type:KM91B32
								 
								 
								 
							 
								
								 
 
								
								Sound and light alarm volume continuously adjustable Sound si
								Type:KA76B02
								 
								 
								 
							 
								
								 
 
								
								RS485 interface protection type ozone O3 gas sensor
								Type:KM21B30-O3
								 
								 
								 
							 
								
								 
 
								
								4-20mA current type oxygen tester
								Type:KD2130M-O2
								 
								 
								 
							 
								
								 
 
								
								4-20mA current type ammonia tester
								Type:KD2130M-NH3
								 
								 
								 
							 
								
								 
 
								
								Online dissolution tester
								Type:DOG-208
								 
								 
								 
							    
						  
						 
								 
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