K3F TTBLE Keybox


  • Battery life: Tested up to 100,000 openings or 12 months.
  • Unlocking methods: Passwords, Bluetooth, card, WiFi, fingerprints.
  • Color: Black.
  • Installation options: Wall mount or shackle.
  • Support system: Android 4.4 / iOS 7.0 and above.
  • Platforms: TTLock, TTRenting, TTHotel.
  • Password length: 4-9 digits.
  • Operating environment: -20℃ – 55℃, 10% – 90%RH.
  • Emergency opening: USB Type C.
  • Passage mode available.
  • Fingerprint capacity: 100 sets.
  • Code capacity: 150 codes.
  • Card capacity: 150 cards.
  • Battery type and lifetime: 4 x 1.5V AAA batteries.
  • Stand-by power consumption: ≤30mA.
  • Gateway connectivity via WiFi: Yes (ML-G2, ML-G3, ML-G4).
  • Unlock time: 1.5s.
  • Motor working current: Less than 200mA.
  • IP Class: IP65 (not for direct weather exposure > 5 minutes).
  • Communication mode: Bluetooth 5.0 BLE and above.
  • Card working frequency: 13.56MHZ.
  • Battery voltage: 4.5V-8V.
  • Low battery warning voltage: Below 4.8V.
  • Lock material: Body Material: Zinc alloy.
  • Shackle material: Stainless Steel.


Introducing the K3F smart lock box . It’s spacious and accommodates multiple keys, offering a keyless experience without replacing your existing lock. Installation is quick, taking just a few minutes. Powered by 4pcs AAA batteries (Duracell Only), it lasts up to 12 months with standard use. Compatible with the TT Lock App, manage E-keys, pin codes, RFID cards/fobs, and fingerprints easily. Grant access for specific durations and control it all through the app. With Wi-Fi connectivity, enjoy remote access via the G2 gateway. The K3F offers enhanced security and convenience for modern living.

Additional information

Weight 2.3 kg
Dimensions 185 × 140 × 72 mm