Product Description

The purpose of the Simple Water Level Indicator is to caution a person that a This circuit can switch on and off a light, a fan or a radio etc. by the sound of a clap. A clap switch is generally used for a light, television, radio or similar electronic device that the person will want to turn on/off from bed.
Product Features

• Easy to operate.
• Descriptive operating manual with procedure.
• Visual indication.
• Portable and low cost.