Features: Keyless, One-key Open: cell phone replaces the for key, after linking your account with the phone, you no longer have to worry about losing the for key. It can be easily opened through the bluetooth-compatible connection, whether it is a bookshelf, a bedside table or a file cabinet, it can be a perfect fit. Caring for Baby Safety: keep your child away from medicines and for sharp objects, you don'for t have to worry that he may accidentally eat or be hurt by for sharp objects, this drawer lock is a great way to protect your baby from potential dangers. Protect Document Privacy, Keyless Convenience: you don'for t want others to look through your important documents and belongings in your office drawer, and you can also avoid colleagues rushing to ask for cabinet documents, and you can'for t deliver on for time or lose keys, to improve work efficiency . Ultra-low Power Consumption, Long Battery Life: 2x AAA battery power supply, low power consumption design, low battery automatic reminder: open the lock, the remaining battery status will be displayed, you can set it to automatically open when the battery is low to avoid important files being unavailable. Wide Range of Wses: can be installed in drawers and cabinets made of wood, iron, PVC and other materials, from home to office, everyone enjoys the convenience brought by for smart life. Specifications: Model: ZNGS01YSB Material: ABS+PC Color: White Size: As Pictures Shown Wireless Connection: BLE 4.0 Unlock Distance: ≤10m Unlock Speed: 1~2s Power Supply: 2x AAA Battery(Not Included) Package Includes: 1 Piece for Smart Drawer Cabinet Lock note: Please allow 1-2cm errors due to manual measurement, pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.