Bluetooth Smart Padlock – Fingerprint RFID Password Lock
Bluetooth Smart Padlock – Fingerprint RFID Password Lock
Asia-Teco Bluetooth Smart Padlock – 5-in-1 Keyless Security
Meet the Asia-Teco LD911 Bluetooth Smart Padlock — a premium aluminum alloy lock engineered for anyone who wants fast, versatile access control. Whether you're securing a gym locker, storage cabinet, office drawer, or school locker, this smart padlock gives you five ways to unlock: fingerprint, Bluetooth app, RFID card, numeric password, or the included mechanical key. No more fumbling with lost keys or forgotten combinations.
Made in Mainland China.
5 Flexible Unlock Methods
- Fingerprint: Instant recognition — store up to 50 fingerprints for yourself and trusted users.
- Bluetooth App: Use the Doodle (Graffiti) app on your smartphone to unlock remotely or manage user access from anywhere (optional Bluetooth gateway required for remote control).
- RFID Card: Tap-to-open convenience — supports up to 250 registered cards.
- Password: Set up to 100 unique PIN codes for flexible multi-user management.
- Mechanical Key: Three backup keys included for emergency access.
Built Tough, Built Smart
- Durable Construction: Aluminum alloy body with a 304 stainless steel shackle — corrosion-resistant and strong.
- Emergency Power via USB-C: Battery running low? Charge on the go with the Type-C emergency power port — no lockouts.
- Low Battery Alert: After fingerprint verification, a green LED flash followed by a red LED flash signals it's time to recharge.
- Wide Operating Range: Performs reliably in temperatures from -20°C to 75°C (-4°F to 167°F).
- Impressive Battery Life: Up to ~1 year standby without Bluetooth; ~150 days with Bluetooth and 10 unlocks per day (350mAh battery).
- Ultra-Low Standby Draw: Less than 40µA standby current keeps your battery lasting longer.
Large User Capacity
Manage a team or shared space with ease — the LD911 supports up to 300 total registered users across all unlock methods, making it ideal for gyms, coworking spaces, schools, and shared storage facilities.
Full Specifications
| Model | LD911 |
| Material | Aluminum Alloy + 304 Stainless Steel |
| Unlock Methods | Fingerprint / Password / RFID Card / Mechanical Key / Bluetooth |
| Fingerprint Capacity | 50 users |
| Password Capacity | 100 codes |
| RFID Card Capacity | 250 cards |
| Total User Capacity | 300 users |
| Working Voltage | 3.7V – 4.2V |
| Max Current | <100mA |
| Standby Current | <40µA |
| Emergency Charging | Type-C USB |
| Operating Temperature | -20°C to 75°C |
| Storage Temperature | -40°C to 85°C |
| Remote Control | Optional Doodle Bluetooth Gateway |
| Origin | Mainland China |
What's in the Box
- LD911 Smart Padlock × 1
- RFID Card × 1
- Mechanical Keys × 3
- Type-C Charging Cable × 1
- Instruction Manual × 1
Learn More About Smart Lock Security
For guidance on home and personal property security best practices, visit the U.S. Consumer Product Safety Commission (CPSC).
Frequently Asked Questions
Q: How do I unlock the Asia-Teco LD911 smart padlock if the battery dies?
A: The LD911 features a Type-C emergency power port. Simply connect any USB-C power source (such as a power bank or phone charger) to temporarily power the lock and unlock it using your fingerprint or PIN. Three mechanical backup keys are also included for emergency entry.
Q: Can I manage multiple users on this Bluetooth smart padlock?
A: Yes! The LD911 supports up to 300 total registered users, including 50 fingerprints, 100 passwords, and 250 RFID cards. You can manage user access permissions directly through the Doodle (Graffiti) Bluetooth app on your smartphone.
Q: Is this padlock suitable for outdoor or gym locker use?
A: Absolutely. The lock body is constructed from durable aluminum alloy with a 304 stainless steel shackle, offering strong resistance to wear and corrosion. It operates in temperatures from -20°C to 75°C, making it well-suited for gym lockers, outdoor storage cabinets, school lockers, and more.
Q: Does remote unlocking require extra hardware?
A: Standard Bluetooth unlocking works directly from your smartphone within Bluetooth range. For remote unlocking over the internet (from any distance), you'll need the optional Doodle Bluetooth Gateway accessory, which connects the lock to your Wi-Fi network.