Fangrui Product Details Use Chips Llcc68 From Semtech. Compared With The Sx1278/sx1276 Solution, The Mission Distance Is Longer,the Speed Is Faster ,and The Power Consumption Is Lower. Cost-effective Lora Wireless Uart Module. Communication Key. Rssi Environmental Monitoring. Power Failure Protection. Power Multi-level Adjustable. Working Frequency Band:850.125-930.125mhz (support Ism Band) Mitting Power:22dbm Air Rate: 2.4k-62.5kbps (user-configured) Reference Distance: 5000m Mitting Current: 110ma (instantaneous Power Consumption) Receiving Current: 16.8ma Operating Voltage: 3.0-5.5v (greater Than 5.0v Can Guarantee Output Power) Operating Temperature: -40c-+85c (industrial Grade Design) Communication Interface: Uart Serial Port (ttl Level) Colour:greenwhite Material:plastic + Metal Package Contents: 1 X Lora Wireless Module(without Antenna) Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different F