Features: - Programmed standard firmware. - Powered by CR2477 coin battery. - The max 150 meters advertising distance. - Round shape, Black & waterproof casing. - Ultra-low power consumption chipset TICC2640 with ARM core. - It widely used for the access control, trade shows, events and so on. Specification: Material: ABS. Color: Black. Battery: Built-in 1pcs CR2477. Operation voltage: DC 2.7-3.3V. Transmission ranges: 150 meters(On board / PCB Antenna). Antenna: 50ohm. Compatibility: - Supported IOS 7.0+ and Android 4.3+ system. Long Battery Lifetime and Battery Level. - One-time using @ waterproof case. - Easy to get the real-time battery level notification. Soft-reboot: - Reboot the device via instruction without any tools. Connection Mode: - Advertising mode, non-connectable. Configurable Parameters: - UUID, Major, Minor, Device Name, Password etc. - Special Configuration APP. Transmission Power Levels: - Default setting: 0dBm. - Transmission power level: -23dBm, +5dBm. - The level must be programmed at the factory. Long Ranges: - The max range 150 meters in the open space. - The ranges depends on the physical environment. Security: - 6 characters password. Package Included: 1 x Base Station. 1 x English Manual