Description:

• Waterproof, dust proof, rustproof
• Master Card: open all locks in the system.
• Service Card: open locks in certain area.
• Guest Card: open one certain room.
• Pilot light
• Card to open, very  easy to take 
• Intelligent smart cylinder, reasonable structure, gear combined movement, safe stable and reliable operation.
• Spare external emergency power, in case you forget to change battery You can use the external power to replenish and light up to open cupboard door by card.
• Different kind of key chain key /Watchband/ fob tag card for choice: Plastic. Silicon, which are all waterproof, moisture proof, high temperature resistant, corrosion resistance, easy to carry, safe and durable.
• EM card to open doors,eliminate illegal inserting card phenomenon.
• Can realize
• Different cylinder for your choice: Plastic or metal
• Logo print  or number print  in keychain for free.
• Usage options: service card and guest card open lock independently or have to be used together. With low voltage indication and provided with power supply.