Electric Solenoid Lock Module

Power on to unlock, power off to lock. Features solid durable latch hook (max stress 735N/75kg), pure copper solenoid coil (stable, temperature-tolerant), and over 500k usage life. Self-sprang (0.5-4kg, adjustable strength), feedback for remote status check. Equipped with emergency mechanic switch (manual control, no reserve power). Saves power vs traditional locks; mechanic design avoids no-power issues, adjustable sprang enhances adaptability.