Features: Burn-in Clip Design: Equipped with burn-in clip, convenient to connect the CC2531 board to Debugger for programming and debugging. Bluetoothcompatible and Zigbee Programmer Kit: Supports Bluetoothcompatible and Zigbee communication protocols to meet different development needs. Highly compatibility: Suitable for variety of development environment, providing stable Bluetoothcompatible and Zigbee communication solution. Highly flexible: Flexible programmer suite enables users to customizes development and testing as need. Easy to Operate: Simple and easy-to-use desig,reduces user learning and improves development efficiency. Specifications: Material:ABS Item:CC2531 Board with burn-in clip Zigbee Programmer Connection:USB Size: Mixed Quantity: 1Set CC2531 Board with Burn-in Clip With Zigbee Debugger Note: Due to the problem of lighting effects and shooting, there might be tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment. Package includes: 1Set CC2531 Board with Debugger USB Programmer