1. Free software updates. No subscription or annual fees required. 2. Includes a USB smart dongle with all module licenses stored on the device. 3. Master version supports saving data in BIN format without encryption. 4. Operates offline; VR functionality requires an active internet connection and a valid VR user account for read/write operations. 5. Integrated Scanmatik2 hardware. Technical support provides free DAMOS files compatible with WinOLS (including DAMOS files and MAP packages). SM2 PRO newly supports MED/EDC17 ECU read/write without opening the ECU housing. Supports Simos 12.1, 12.2, Simos PCR2.1, GPEC2, GPEC2A, GPEC4, GPEC4LM. Requires only three-point PCB connection via VIA holes—gel removal not necessary. Supports SID208, MB SID307, SID310. Product Name: ECU Programmer Dongle Compatible Models: SIM2K-240, SIM2K-241, SIM2K-250, SIM2K-251, SIM2K-260, SIM2K-305, MT86 LR SID208 SID307, SID309, SID310 SDI21.x E6T83XXX, E6T32XXX Transtron SH72544R Transtron L4.3 Hino EDC7UC31 Greatwall DCM6.2AP 8GMK/8GML, MJ9DF, 10GF FAL MJ8DF/8F2, 8GMB/8GMC/8GMF/8GMW/8GSF/8GSW MSD80, MSV80, MSD81, MSD85.0/MSD85.4, MSD85.1/MSD85.3, MSD87.1/MSD87.2, MSV90 Material: ABS Color: Green Package Contents: 2 x ECU Programmer Dongles Note: Color appearance may vary slightly due to lighting conditions and display settings. Measurement tolerance: ±1–3 cm.