3Β ChannelΒ Digital Subwoofer Amplifier Board The 3 channel digital subwoofer amplifier board runs on two high-qualityΒ TPA3116D2 digital amplifier chips. It is powered at a DCΒ supply voltage of 12-24V. The subwoofer amplifier board has very sound quality with great amplifying power. This amplifier board has 3...
5mm IR Transmitter Receiver Pair This pair of High-power directional IR LED and Filtered photodiode can be used in various kinds of sensing circuits. The narrow beamwidth IR LED emits focused IR light and the filtered photodiode filters out ambient light without the need...
5V Relay Cube This isΒ a 5V Relay Cube. This cube relay has an operating voltage of 5V and has a max current capacity of 7A. This makes it most suitable for use in microcontroller-based devices.Β These relays can be used for switching High voltage...
HCSR501 PIR Motion Sensor The HC-SR501 PIR Motion Sensor Module used to detect the motion of a human body within the sensorβs range. It is often referred to as βPIRβ, βPyroelectricβ, βPassive Infraredβ and βIR Motion Sensorβ sensors. The PIR Motion sensor module has...
Β In our last post, we showed you how to create a DIY heart rate monitor using anΒ Arduino and a Pulse Sensor Module. Β Along with the components required for...
Creative and safe design. Kids see immediate results through trial and error. My students thoroughly enjoyed the experiment. Affordable and research-based product for deeper environmental awareness.
The packaging was secure and organized. All wires and rotors fit correctly. Experiments executed flawlessly. My son enjoyed repeating them to understand motor functions better. A true STEM essential for developing bright minds.
Bought it for my daughters class activity. She built it all by herself and explained the science confidently. Excellent step-by-step guide and sturdy car parts added to its perfect design.
My son loved testing reaction force with the mini car. The materials were sturdy and safe. Clear pictorial guidance helped him assemble quickly. Fun way to learn Newtons third law through hands-on play.
This kit introduces science beautifully through fun activities. Mixing liquid colors kept my child engaged for long. A great purchase for building curiosity and visual learning in kids. Highly recommend for ages 3 to 8.