Features:Easy to install. No need to drill holes, and no damage to your cabinet.Easy to operate.Has function of auto-rebounce and auto-lock.Stainless steel latch and ABS plastic lock body, durable and anticorrosion.One master card can be set to open several locks. so you only have to keep one key to control all locks.Motor life span is about 100,000 times, the Static Power Consumption less than 5A.Powered by 4pcs AA alkanline battery, which can used for more than 12 months.Master Card/keychain have been set for the lock, no need to be programmed or activated. All you need to do is to install 4 pieces AA alkline batteries, then you can use the lock.This is suitable for wooden door only, widely used special for drawer, locker, cabinet, slidding door.Stand-alone,reset system can be recognized all cards ( Don't worry the problem of losing the card).Great helper for using, soon and conveniently. Cards needn't writting.Specifications:Quality: 100% Brand New and High QualityColor: Black colorMaterial: Stainless steel, ABS plasticAccept Cabinet or Wardorbe Door Thickness: Within 30mmApply Door: Wooden door onlyPower Supply: 4 x AA batteries (Not Include,Or can't passed the custom security checking)Battery Life Span: 1.5YearsOperating Temperature: -30C~+80CRelative Humidity: <95RHAntistatic Behavior: >15,000V, information can be saved though in strong static.Static Power Consumption: <5ADynamic Power Consumption: about 200mALow Voltage Alarm: <2.4VCan Be Connect Emergency Standby Power Supply: Yes Size: 7.5 x 7.5 x 3.0cm/ 3.0 x 3.0 x 1.2in(Lock Body);7 x 3.6 x 2.5cm/2.8 x 1.4 x 1.0in(Door holder); 8.5 x 5.5cm/3.3 x 2.2in(ID Card)Package Weight:197g/6.9ozPacakge List:1 x Lock Mortise (Lock Body) (Battery Not Included)1 x Door Holder (Side Catch)1 x Smart RFID ID Card1 x Installation Screw Bag1 xWhite Card1 x Baffle Plate.