100% brand new and high quality Features:RF/Layout.2.4-GHz IEEE 802.15.4 Compliant RF Transceiver.Excellent receiver sensitivity and robustness to interference.Programmable output power up to 4.5 dBm.Very few external components. Specification:Module Number: ZigBee CC2530 SensorSize: 5.1 x 5.1cm(2.01 x 2.01in)Standy Power: 0.4uACPU Core: 8051Frequency Bands: 2394-2507MHzOperating Temperature: -40-125 celsiusSupply Voltage: 3.6VType: Logic ICsApplication: ZigBee CC2530 SensorWakeup Time From Standy: 500usRX Current: 20.5mA(Min.)Quantity: 1 SetProduct Parameters:CPU Core: 8051Security; 128-bit AESAntenna Connection: YesMin.VCC: 2VMax.VCC: 3.6vKey Applications:1.Lighting Systems2.Low-Power Wireless Sensor Networks3.ZigBee Systems (256-KB Flash)4.Home/Building Automation5.2.4-GHz IEEE 802.15.4 Systems6.Industrial Control and Monitoring7.RF4CE Remote Control Systems (64-KB Flash and Higher)8.Consumer Electronics9.Health Care Note:1. No retail package.2. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.3. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you4. ZigBee CC2530 Sensor and cable only, other accessories demo in the picture is not included. Package includes:1Set x ZigBee CC2530 Sensor Node Baseboard(USB Cable is included)