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Circuit Modules & Development Board

> Features:   1. Three color LED indicate low (red), medium (yellow),high (green) water, low water pumping or high-water pumping 2. Can be switched on and off when you press the function switch jump (not pressed) when low water relay (external pumps work),start adding water, the wate..
$5.99
Ex Tax:$5.99
> Feature:   The water-level sensor is used to indicate the level of water in an overhead tank, by using this we can avoid the overflow of water, and at any time we can know the level of water in a tank, it has a simple circuit.   Package includes:   1 x Water-level sensor..
$6.99
Ex Tax:$6.99
Voltage: DC5V Precise details>> Precise details: Description:This is a commonly used water level sensor. Its principle is through the exposed printed plane on the circuit board.The more water, the more wi..
$5.99
Ex Tax:$5.99
Specifications:  Input Voltage: 220V-240VFrequency: 50-60HzMaximum Current: 10AMaximum Power: 1.1KW - 2.2KWModel: PS01  Package included:  1 x Automatic Electronic Water Pump Circuit Board(other items are not includes)..
$19.99
Ex Tax:$19.99
Description:This sensor is fully compatible with ARDUI NO single-chip microcomputer, and its connection port is also compatible with Arduino sensor expansion board. The sensor is an analog sensor, which can make a simple rain detector and liquid level switch. When the humidity on the surface of the ..
$12.09
Ex Tax:$12.09
Features:  1. Thin, small size, high efficiency and easy to install.2. Multiple protection: over current protection/over voltage protection/over high temperature/ short-circuit protection.3. Purpose: car alarms, radio, intercom, electric motors, audio, navigation, surveillance, LED car display, air ..
$15.99
Ex Tax:$15.99
Features:1. Adopting capacitive sensing technology with green and yellow indicator light display, with high sensitivity,stability and strong anti-interference ability, use of high quality materials in manufacturing processes results in products that deliver exceptional wear resistance performance. T..
$99.99
Ex Tax:$99.99
Features:  1. Thin, small size, high efficiency and easy to install.2. Multiple protection: over current protection/over voltage protection/over high temperature/ short-circuit protection.3. Purpose: car alarms, radio, intercom, electric motors, audio, navigation, surveillance, LED car display, air ..
$12.99
Ex Tax:$12.99
Features:   1. Thin, small size, high efficiency and easy to install. 2. Multiple protection: over current protection/over voltage protection/over high temperature/ short-circuit protection. 3. Purpose: car alarms, radio, intercom, electric motors, audio, navigation, surveillance, LED car display, a..
$44.03
Ex Tax:$44.03
Features:  1. Thin, small size, high efficiency and easy to install.2. Multiple protection: over current protection/over voltage protection/over high temperature/ short-circuit protection.3. Purpose: car alarms, radio, intercom, electric motors, audio, navigation, surveillance, LED car display, air ..
$46.38
Ex Tax:$46.38
Features:  1. Thin, small size, high efficiency and easy to install.2. Multiple protection: over current protection/over voltage protection/over high temperature/ short-circuit protection.3. Purpose: car alarms, radio, intercom, electric motors, audio, navigation, surveillance, LED car display, air ..
$14.99
Ex Tax:$14.99
Features:  1. Thin, small size, high efficiency and easy to install.2. Multiple protection: over current protection/over voltage protection/over high temperature/ short-circuit protection.3. Purpose: car alarms, radio, intercom, electric motors, audio, navigation, surveillance, LED car display, air ..
$57.69
Ex Tax:$57.69