Part Number - COUPLER2-A A Replacement Coupler for BASE-U-4 $15.00 USD Coupler for UA Pendant Data Loggers Quantity Add to cart Navigate to Overview Compatible Items Add to cart Overview Coupler for UA Pendant Data Loggers Compatible items Additional Compatible Products Communications HOBO Optic USB Base Station BASE-U-4 $175.00 USD Add to cart Data Logger USB Data Loggers - internal sensors only HOBO Rain Gauge Data Logger RG3 $530.00 USD Add to cart HOBO Rain Gauge (Metric) Data Logger RG3-M $530.00 USD Add to cart HOBO 64K Pendant Temperature/Alarm (Waterproof) Data Logger UA-001-64 $85.00 USD Add to cart HOBO Pendant Temperature/Light 64K Data Logger UA-002-64 $105.00 USD Add to cart HOBO Pendant Event Data Logger UA-003-64 $130.00 USD Add to cart HOBO Pendant G Data Logger UA-004-64 $115.00 USD Add to cart