There is only coin return function. It can be used in the steel lockers. Made of stainless steel can be used in humid indoor and outdoor locations.
Coin return (Mechanical)
Stainless steel and other corrosion-resistant materials
1. Coin can be returned only.
2. Master key is available for maintenance and emergency.
3. Setting up for 1 coin.
4. Cylinder is interchangeable.
5. Over 5 million combinations for user and master keys.