DSO 068 DIY kit is a basic oscillocope that’s great for beginners.

Major improvements include:

Maximum equivalent-time sampling rate (repetitive signal) – 20MSa/s
Maximum real-time sampling rate – 2MSa/s
Resolution – 8 bits
Record length – 256 bytes
Analog bandwidth – 1MHz
Vertical sensitivity – 100mV/Div – 5V/Div
Vertical position adjustable with indicator
Input impedance – 1M ohm
Max input voltage – 50Vpk (1x probe) [500Vpk for 10x probe]
DC/AC/GND coupling
Horizontal – 0.5us/Div – 10m(minute)/Div
Auto/Normal/Single trig modes
Rising/Falling edge trigger
External trig available
Trigger output is available, which makes it possible to cascade scopes to do multi-channel capture.
Trigger level adjustable with indicator
Hold/run feature
Save/recall up to 6 captures
FFT function available – size of 256 points and 512 points selectable, sampling rate of 1Ksps to 2Msps selectable
Transfer screen to PC as bitmap file via serial connection
Built-in 500Hz/5Vpp test signal
Frequency Meter (For TTL level input signal)
Auto switching between Oscilloscope Mode and Frequency Meter Mode
9V DC power supply
Dimension: 110mm X 65mm X 25mm (without case)
Weight: 125 gram (not including probe and power adapter)