FLEXIBLE ACCESS CONTROL Enjoy the elegant and attractive design. Small and smart. Control your door lock with your smartphone... wherever you are. Rechargeable battery - with ultra-low power consumption, the rechargeable battery can operate the lock for up to 12 months on a single charge. SPECIFICATIONS: - Model: TLV1.0 - Weight: 196 g - Dimensions: Ø 45 mm x 55 mm - Operating temperature: 10-40°C - Operating humidity: max. 65% - Made in Poland, EU - Power supply: 3000 mAh LiPo battery - Includes micro USB cable, with magnetic connector. - Communication security: TLS 1.3