Kindly Reminder: This bluetooth module can only support Android mobile device.<br> Used to communicating between the VESC and VESC Tool (mobile) over BLE. Note that the UART port on the VESC must be enabled with a baud rate of 115200 for this to work. The UART port on VESC can work only under 115200 baud<br> Operating voltage: 2.0V ~ 12V Onboard Chip: NRF51822<br> Actual use distance: The distance to communicate with VESC is about 15 meters<br> Frequency range: 2.4GHz<br> 2.4 GHz multiprotololl RF receiver<br> ARM Cortex-M0 32 bit processor<br> 256kB flash & 16kB RAM<br> PCB size:27mm x 13mm<br> 2.0mm seven-pin four-wire connector length:90mm<br> Antenna length:145mm<br> net weight:3.5g<br> Type: Suitable for V4 / Suitable for V6<br> Colour: Black<br> Material: composite material<br> Package Contents:<br> 1 x Skateboard Bluetooth Module<br> Only the above package content, other products are not included.<br> Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.<br>Note: <br>1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. <br>2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you!<br>About Shipping: <br>1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly.<br>2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.<br>3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping!