TEDEE KEYBOARD Open the door without an app or smartphone: just enter a PIN. Choose your code from five to eight digits - set, change and assign via APP or browser. Manage up to 100 PINs. Buzzer button to receive notification (bridge required). SPECIFICATIONS: - Model: TKV 1.0 - Weight 120 g (without batteries), 155 g (with 3 AAA batteries) - Dimensions: 48 x 135 x 28 mm - Power supply: 3 AAA batteries, included - Communication: Bluetooth BLE 5.0 2.4 Ghz - Protection rating: IP65