Features: - Uniserval Nixie Tube Board: It integrates all functions of a glow tube clock, including a boost module. With this board and extra glow tubes, a complete 6-bit nixie tube clock can be made. - DS3231M clock and builtin crystal oscillator ensures accurate timing. - With MAX1771, its boost module features less heat. - MCU STC15W408AS: Featuring anti-cathode poisoning program, delayed shutdown, and timer to turn it on/off - 9V, 12V, 500mA or above power adapter is needed. Its interface is DC 5.52.1. - Compact size makes it fit for smal housing.
- Battery for remote control: CR2025 (Battery is not included.) - Battery for PCB : CR1220 (battery it not included)