Proton 3V 0.5W Red 5730 SMD LED (Pack of 4000) 2 Pin RGB LED 4.8mm Auto Flashing and the meter will turn

and the meter will turn off the auto power after 10 minutes of no action to save energy

Its a turbidity sensor its used to sense the particles in water

Easy install

safe and reliable

Available Colors: These LEDs come in various colors (red

Proton 3V 0.5W Red 5730 SMD LED (Pack of 4000) 2 Pin RGB LED 4.8mm Auto Flashing and the meter will turnThis is a High Quality 3V 0. 5W Red 5730 SMD LED These LEDs consume Low power and generally produce a wide angle of light disbursement which can be narrowed through the use of external lenses. The Forward Voltage is 3. 0 3. 3 volts and the Forward Current is 150mA. SMD LEDs are substantially smaller than lead frame type components, they can be used on smaller boards, with higher packing density, less storage area, and smaller equipment. Just like the