Output, display and power supply

Source: https://baymeters.com/products/option-set-1639326-dropdown-6

VariantPriceAvailability
Two-wire 4-20mA£¬no display148.00 USDIn Stock
No output£¬ display£¬battery powered258.00 USDIn Stock
Pulse£¬Display£¬24VDC258.00 USDIn Stock
Two-wire 4-20mA£¬display295.00 USDIn Stock
RS485£¬Display£¬24VDC552.00 USDIn Stock