Locstar-C81 Best Patio Sliding Door Smart Locks With Handle Ttlock Bluetooth Lock Fingerprint iron Door Lock

1. Product Name :LS-C81Smart Fingerprint Door Lock Bluetooth ,wifi,TTLOCK
2. Unlock type : APP,Password, Fingerprint, IC card, mechanical key
3. Door Type     : Wood door, Steel door, Stainless Steel door, Aluminum door,iron Door Lock 
4. Power supply :4*AA battery
5. CARD type  : RF CARD