Specifics: Model: WHB02 For NC Studio system Weight: 0.2kg Operating distance: 60m Battery: 2*AA battery , not included Features: - It has a step value indication, you can easily indicate the step value indicate 1X, 10X for the current sculpture, or continuous state. - High-speed instruction - Boot power indicator, handle battery undervoltage alarm indication; Operation key part: handle with integrated common machine operator key functions - Feed adjuster - Start / pause function. - X, Y, Z axis adjustment; - X, Y, Z axis fine-tuning; - X, Y, Z axis clear function; - Floating knife function; - Spindle on / off function; - Back to mechanical origin function; - Back workpiece origin function; - Carving open file feature, select File carving and much more. Working Principle: The traditional engraving machine, you need work for engraving machine with computer, the worker need cooperate between engraving machine and computer. working inefficiency and operation is not convenient. And WHB02 wireless controller, which is equivalent to a handheld computer to the operator, standing directly in front engraving machine, engraving machine can operate normally, and bring great convenience for work. Function: - Supports 3-axis position adjustment - Having a processing start, stop, machining feed adjusting spindle open stop functions - Look into the barrier transmission distance: 60 meters - Support the same room, 64 sets of remote control simultaneously, with no interference Friendly Tips Due to manual measurement , there may be 1-3cm deviation exist,hope you can understand. There are slight difference between the picture and the real item caused by light brightness,hope you can understand. Package includes: 1pc of Wireless USB Receiver 1pc of CNC Wireless Remote Handle