Open lampcircuit protection: latch-off within 1 second.
输出开灯线路保护：1秒钟内自动保护；
2
This circuit is restricted to low frequency operation by the lamp time constant.
受灯泡的时间常数限制，本电路只能低频工作。
3
The internal circuit, the lamp is designed to prevent overcharge, over discharge, short circuit protection device and the switch function of anti misoperation.