Upgraded Manometer ±13.79Kpa/6Psi ±0.3% FS Accuracy HVAC Gas Pressure Tester Dual-Port Digital Manometer 11 Units Manometer Gas Pressure Tester with Backlight Data Record RQ-189A RQ-189A(Limit maximum pressure:6Psi) newreleases_Jan2024 aquatic or hydroponic systems with

aquatic or hydroponic systems with a simple turn of the knob

TKR-851E3 For Kenwood: TM-261A

Package: 1Pcs 30 Amp Power Relay

2 buttons are occupied

CLEANING: Hand washing recommended

Upgraded Manometer ±13.79Kpa/6Psi ±0.3% FS Accuracy HVAC Gas Pressure Tester Dual-Port Digital Manometer 11 Units Manometer Gas Pressure Tester with Backlight Data Record RQ-189A RQ-189A(Limit maximum pressure:6Psi) newreleases_Jan2024 aquatic or hydroponic systems withUpgraded Manometer 13. 79Kpa 6Psi 0. 3% FS Accuracy HVAC Gas Pressure Tester Dual Port Digital Manometer 11 Units Manometer Gas Pressure Tester with Backlight Data Record RQ 189A Digital Manometer Air Pressure Meter HVAC Gas Pressure Tester with Large LCD DisplaySpecifications: Accuracy: 0. 3%FSLinearity hysteresis: 0. 1% FS of full scaleLimit maximum pressure: 6PsiRepeatability: 0. 25%FSFunctions?? Backlit? Data Hold? Auto Power Off 25 mins without