Xiongcai XC301 electronic speed controller (ESC) with 30A, 16.8V Power System for medical devices The Xiongcai XC301 electronic speed controller (ESC, motor controller) is packed with a potent combination of hardware and software advancements. This product is designed for MECIAL DEVICE SUCH AS BONE DRILL, GRINDER. 30A continuous current, 7.2-16.8V, the power system will push your devices to their limit and beyond, powerful and reliable. This product is ready to use if you can make sure the following items complying to your tool spec. a) this product can be inserted into handle and fixed with our any loose; b) The magnets fixed on the trigger align with Hall Sensors; c) The max range between magnets and Hall sensors is greater than 5.5mm(for cutting off the magnetic fiel and stopping completely) and the minimum range is zero(for maximizing the performance of bone drill). Xiongcai Tech has been specializing the ESC design and manufacture for 15 years, and parts are certified by CSIPER25, ISO11452-2, ISO10605, ISO16750, ISO7637. You donâ??t need to worry about the quality and reliability. We designed a series of protection measures to make sure that the products can run steadily and safe. Protection measures includes under voltage, over voltage, over current, over temperature, blocking, short circuit protection, etc. Xiongcai team is capable of excellent RD ability, if you have any special requirements on your motor control, we will help you achieve your ideals. Contact us and have a try, we are ready to put your device in its best.