This is a digital electronic clock making kit that requires DIY. It is easy to install and can improve your hands-on ability.

Features:
Easy to use and install, can improve your hands-on ability.
Made of fine quality material, has a long service life.
More comprehensive features, higher sensitivity.
Support mobile phone recharger, computer USB interface and other 5V DC power supply.
The outer case is more delicate and beautiful.

Specifications:
Main material: acrylic
Digital tube color: red, blue, green, white (optional)
Power supply: 5V DC
Single-chip: 51 single-chip
Function: on time alarm by voice, alarm clock function, temperature display, temperature correction function, date display, week display, time display, light control function, power failure memory function, 12/24 hour conversion, two alarm ringtones to choose from
Package size: 160 * 75 * 40mm / 6.3 * 3.0 * 1.6in
Package weight: 157g / 5.5ounce

Package list:
1 * DIY Electronic Clock Making Kit (not installed)
1 * USB Cable
1 * Case
1 * Digital Tube Membrane