1、Composition: a set of reading heads, a set of lock core and door fastener components, opening the door card, emergency power supply. 2、Pure alloy lock tongue, upgrading safety strength. With gear combination movement, more reliable and safer operation. 3、Unlock mode: for IC card / IC card to open the door, customize your exclusive style. 4、Single and double card, can arbitrarily set the one-time opening function. Optional strap type, button type and other card types, is easy to carry, has waterproof, high temperature resistant, and anti-corrosion function. 5、Low pressure prompts each time opened the door by the card, when the voltage is lower than 4.8V. Features: Composition: a set of reading heads, a set of lock core and door fastener components, opening the door card, emergency power supply. Pure alloy lock tongue, upgrading safety strength. With gear combination movement,  more reliable and safer operation. Unlock mode: for IC card to open the door, like W-shaped bracelet card, silicone bracelet card, button card, match to your exclusive style. Single and double card, can arbitrarily set the one-time opening function. Optional strap type, button type and other card types, is easy to carry, has waterproof, high temperature resistant, and anti-corrosion function. Low pressure prompts each time opened the door by the card,  when the voltage is lower than 4.8V. External back-up power supply interface: can be turned on more than 100 times from the first low voltage alarm. Door lock automatic rebound function: automatic door opening without installing a door handle(optional). Can activate the mechanical device to open the door in abnormal situations. Specifications: Material: metal Color: As the picture show Induction Type: Silicone Bracelet Induction Working Power: 4 2A 1.5V alkaline batteries (Battery not included) Battery Life: more than 8 months Applicable Temperature: -30 ° ~ 80 ° Humidity: 95% RH Scope of Application: Sauna center, Villa of leisure, recreation centers, schools, dormitories, laboratories needing to effectively control the crowd and out of place Cabinet Lock Operation Instruction Initialize and change the door opening mode: with cyclic switches of three modes. Press the initial button, hear the di sound, then release  to enter the single card mode.The same operation with didi sound to enter the dual card mode.  Same operation with dididi sound to enter the one-time door open mode. Configure the management card: Switching the initialization or opening door mode successfully, contact the management card to the read head. Single card configuration method: Contacting the management card to the read head,  can configure cards when the blue light flashes within 6 times. And up to 10 cards can be configured. Dual card configuration method: Contacting the management card to the read head, configure them when the blue light flashes within 6 times. During this period, the first swiped card is a guest card, others are the waiter card. Delete the door card: Continuously use the management card 5 times, will clear all guest cards out. Package List: 1 * Sensor Head 1 * Lock Body 1 * Lock Catch 1 * Screw Package 2 * W-Shaped Bracelet Card 2 * Silicone Bracelet Card 1 * Button Card 1 * Emergency USB Notes: 1.In the dual card mode, the waiter card and the guest card can be used together to open the door, without particular order. 2. When installing this lock, the screws of the battery cover must be selected as standard. Otherwise, the electronic lock will not work. 3. Please take good care of your management card to insure the user's private storage space.