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	Do It Yourself(DIY)Refracting Astronomical Telescope F70060Material: aluminum 
 Telescope type: Refractor
 Objective lens diameter: 60mm
 Focal length: 700mm
 Eyepieces: 3 eyepieces: SR4mm and H12.5mm, H 20mm
 Diagonal lens: convert upside-down images into the right side up.
 Barlow lens: Magnification 3x.
 Erecting eyepiece (eyepiece extension): 1.5x
 Resolution: 4.62SKU: STEM18247
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	WirelessRF Modules Tx & Rx 315 MHz- The module includes one pair of transmitter and receiver modules and one pair of spring antennas for increasing the communication distance.
- The frequency is 315MHz.
- It is very popular for remote control systems such as Remote control rolling gates, smart car, smart home, etc.
- Compatible with Arduino
- Arduino Library: VirtualWire
- Transmission Distance: 3m (maximum) at VCC = 5V without additional antenna
 SKU: STEM18099
 
			 
				 Raspberry Pi Pico
Raspberry Pi Pico						 Sound Sensor
Sound Sensor						 Safety Goggles
Safety Goggles						 USB Cable Set Mini( Nano Cable)
USB Cable Set Mini( Nano Cable)						 Resistor Box
Resistor Box						 Return measuring tape
Return measuring tape						 MQ-135 Air Quality Sensor
MQ-135 Air Quality Sensor						










 
		 
		 
		