1. Input: 11V~13V 1A DC power supply (5.5-2.1mm) 2. function: 24-hour mode time display, anti-poisoning program (redisplay display every 1 minute), no alarm, no remote control, Automatic shutdown from 22:00~07:00; 12/24 hour display mode 3. using imported high-precision clock chip, within one minute of one year error 4. length, width and height: 20 x 6 x 6.7cm 5. colorful display Red, purple, yellow, pink, green, blue, and blue. Two modes: (1), automatically switch between different colors every , (2), adjust or close the color by yourself Note: IN14 glow tube clock DIY kit, parts need to be assembled by yourself Type:Hand Tool Parts Model Number:IN14 glow tube clock Usage:Home DIY color:Blue Material:Metal + Plastic Package Contents: 1 x Full DIY Kit DC12V with IN14 Tubes Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.