DYS XS30A ESC with BLheli_S firmware, It supports Oneshot125, Oneshot42, Multishot and Damped Light. This ESC allows faster communication protocol between the FC and ESC on your quadcopter. It is perfect for 2212 1000KV brushless motor in F450. This ESC do not have a BEC, you will need to supply 5v power to your flight controller with a UBEC.<br><br><br>Features:<br>Utilizes high-performance EFM8BB2 50MHz MCU<br>Default damped light for better multicopter control<br>High-current burst rating and high-resolution throttle steps<br>Supports Oneshot125, Oneshot42 and Multishot (5-25us) protocols<br>Firmware upgradable via signal wire (works with USB Linker for XM series)<br>BLHeli_S ESC with Hardware generated PWM synchronous to MCU yields ultra-quiet motor performance<br><br>Specifications:<br>Brand: DYS<br>Item name: XS30A<br>MCU: EFM8BB2<br>Quantity: 4Pcs<br>Constant current: 30A<br>Peak current: 50A (10S)<br>Power supply: 3-6S LiPo battery<br>BEC: NO<br>Type: BLHeli Bootloader &amp; BLheli_S Firmware<br>Size: 32 * 15 * 5.8mm<br>Weight: 9g/pcs<br><br>Package Information:<br>Package size: 9 * 8 * 4cm / 3.5 * 3.1 * 1.6in<br>Package weight: 60g / 2.1oz<br>Adhesive tape package<br><br>Package List:<br>4 * DYS XS30A ESC