Product Description
 
WATER LEVEL INDICATOR & OVERFLOW ALARM DIY PROJECT ASSEMBLED KIT

Brief 
The project is a fully assembled kit 
Three probes are submerged in water tank at ¼, ½, full level. One probe is connected to base of water tank to +9v. Based on the water level the probes will send signals to individual transistor which will in turn switch on respective LEDs for indication. As soon as the tank is full, all the LEDs will glow and the buzzer/alarm will be turned on 

Project Features
Fully Assembled project kit
Slide switch on/off control on board
Transistor based circuit
DC Buzzer interface
9V Battery Included 
Includes Storage Box & Project Document
PCB DOES NOT CONTAIN ANY LOGO OR TRADEMARK, Hence can easily be used for school/college project purposes
PROJECT WORKING VIDEO
https://youtu.be/WbhxT4UZWDc