Features: ALL BANDS and ONE BAND display modes High sensitivity to 4G, 3G and wireless protocols (Wi-Fi, Bluetooth, etc.) Working modes: SILENT, AUDIO and ALARM Adjustable alarm threshold Portable, reliable and easy-to-use The SIGNATURE displays the possible signal type Built-in directed microwave antenna Shock-resistant CNC milled duralumin housing Rechargeable Li-Ion battery with a resource of 6 hours Controlled by microcontrollers 2 x built-in OLED displays Built-in Rechargeable Li-Ion battery Built-in speaker Separate antenna for each of the 2 bands Power saver mode Battery: The iProtect 1216 has a built-in rechargeable battery, providing a resource of up to 6 hours. As the battery becomes discharged, the corresponding label on the status display will change: OK– fully charged MED. – charged 30-80% LOW. – less than 30% left The 1216 will turn off automatically when its battery is discharged to the crucial level. You can recharge the detector from any USB port, including the laptop, cell phone charger or car USB adapter. Recharging time is 4 hours. The detector can be operated during recharging. Specifications: Frequency range 50 MHz – 12 GHz Band 1: 50 – 700 MHz Band 2: 700 MHz – 3 GHz Band 3: 3GHz – 12 Ghz Indicators: Main display, Status display Display modes ALL BANDS, ONE BAND Working modes: SILENT, AUDIO, ALARM Microwave antenna: Built-in (band 3) Threshold settings: 48 steps Battery: Rechargeable Li-Ion 1150mAh@3.7V Battery resource:6 hours Recharge time:4 hours Recharge source:USB Dimensions with antennas: 173 x 71 x 21 mm Weight: 265 g Operating temperature:-10° C to 45° C Packaging: detector 2 x antennas manual