HM Digital FM-2 Water Filter Monitor - 5-Stage Timer with Flow Sensor and LED Indicator yoga water bottle Measurement Display: 20 blue LEDs

Measurement Display: 20 blue LEDs bar

Professional Water Testing

This instrument has been designed for aquariums

Despite its portable footprint

HM Digital FM-2 Water Filter Monitor - 5-Stage Timer with Flow Sensor and LED Indicator yoga water bottle Measurement Display: 20 blue LEDsHM DIGITAL FM 2 Water Filter Monitor with 5 Stage Volumizer and Timer, Flow Sensor and Filter Indicator Disc, + 1% Accuracy A five stage filter monitor with five independent timers and a tri color LED faucet indicator disc. The volumizer counts up in gallons or liters (settings can be modified). Works on time (and volume for the FM 2) for up to five stages (can be less). The LED indicator disc will illuminate a green, yellow or red light when the