testo 557s - Heat pump kit 300564 5571 02 300564557102 bluetooth The testo smoke pump is

The testo smoke pump is compatible with Testo's range of flue gas analysers to determine the smoke number in oil burners

testo Smart Probes heating kit

or pop in the included AAA batteries if you're caught without a charge

the kit is ideal for servicing

testo 557s - Heat pump kit 300564 5571 02 300564557102 bluetooth The testo smoke pump isYour benefits Large graphic display allows all measurement values at a glance. IP54 protection for use outdoors. Test menu sequences for pressure leak test, vacuum, discharge line temperature, and target superheat Suitable for use on monobloc or split heat pump systems Supplied with testo 770 3 clamp meter for compressor current testing and testo 560i digital scales with automatic controlled charging valve for refrigerant charging Simple digital