The 3511 battery operated cabinet lock - a "Lock-in-a-Box" from Rutherford Controls, makes installation easy by eliminating the need for a power source in situations where power is not available or difficult to acquire. With 180 pounds (82kg) holding force, the cabinet lock is ideal for lockers, carts, displays and cabinets. Convenient built-in iButton key management makes for easy programming, while the battery provides up to 350,000 operations (low battery warning included). This product will soon be available with an audit trail function.