Micro USB Glow Tube 5V 1A IN14 QS30 IN12 Retro Digital LED Clock Module Nixie Tube Circuit Board Without Tube Note Tube is not included??? Introduction: 1. Input: 5V 1A mirco USB 2. The glow tube can be used directly after welding. 3. Adopt imported high precision clock chip, with error within 1 minute in a year 4. Automatic lamp off at night can be set (22:00-07:00, not on, 07:00-22:00) 5. Size: 110x44mm 8. Functions: 12 / 24-hour mode time display, anti poisoning program (display can be refreshed every 1-9 minutes), no alarm, remote control, no timing switch Special attention: 1. the product is without glow tube 2. the product is without battery. If the memory time function is needed, the customer needs to purchase an AG13 battery by himself Package: 1 x Micro USB Glow Tube