Trib 3b diagnostic tool bmw gt1+bmw mini ops +mb c4 Tri-B is a 3-in-1 machine of BMW OPS, MB Star Compact4 and BMW GT1. It has all functions of BMW GT1, BMW OPS, MB Star 2000, with DAS, DIS and SSS only one hard disk. This makes Tri-B do a good job when you need to diagnose both BMW and Benz frequently! Also Tri-B is samller, so it is easy to be carried for your on-the-spot diagnosis. Tri-B Star C4: 1. Tri-B Star C4 can be available for any kind of computer. 2. Tri-B Star C4 has rs232/485 interface, which can connect with touch screen and also common screen. 3. Tri-B Star C4 can work in the voltage of 12V/24V. 4. TTri-B Star C4 can supply power to the computer by Power Cable. Tri-B GT1 Pro: 1.Self-protection: GT1 Pro Multiplexer will be turned off by itself if the voltage surpasses 15.8V during your testing, and it will restart if the voltage below 15.8V autometically. 2. Tri-B GT1 Pro uses the newest hardware DK219. 3. Tri-B GT1 Pro can also supply power to the computer by the power cable interface in the LAN cable Tri-B BMW OPS Pro: 1. Tri-B OPS is smaller in size, lighter in weight than normal OPS 2. It can diagnose and program the BMW cars after year 2008 3. More stable than OPS