Check the listing for details. Hobbywing Bluetooth OTA Programmer (HWI30850400). Condition: New. Listed at 62.99 USD. Same day shipping until 2 p.m. EST, Mon - Fri Hobbywing Bluetooth OTA Programmer (HWI30850400) Bluetooth OTA Programmer OTA Programmer is a module which adopted the Bluetooth communication technology for transferring data between an ESC and a smart device (Android phone, tablet, and etc). It makes the wireless communication between ESC and smart device possible; the user can easily program and upgrade ESC and monitor data transferring via this unit. The OTA Programmer module works with the following products of HOBBYWING. Some of XERUN series & EZRUN series of car ESCs. Some of PLATINUM series of aircraft ESCs. Some of SEAKING series of boat ESCs. For details, please refer to ESC manual to ensure if the ESC can work with OTA Programmer. Features: Hobbywing OTA (over-the-air) Firmware Update Device Programs through a smartphone or other smart devices Access to HW Support: User Manual, Profile manager, etc Fail-safe feature (Disables throttle control when OTA programming is enabled) Working Voltage: 5V-12.6V Specifications: Supported Bluetooth Version: >= 4.0 Effective Wireless Range: 0-3m (Open Field) Size: 30.025.58.5mm (LxWxH) Weight: 10.2g Service We strive to provide the highest level of customer service. Please contact us any time if you have any questions, comments or concerns - before or after purchase. Shipping & Handling Shipping:We ship with USPS or UPS. All shipments include tracking information. We ship to US and US territories only. UPS ground shipments can only be sent to the lower 48 states. Handling time:We ship all orders within 1 business day. Orders ship same day if placed before 2 p.m. EST, Monday - Friday. Combined Shipping Discount:Use the "add to cart" feature to purchase multiple items on one order and receive a combined shipping discount. Payment Payment due via eBay checkout within 48 hours. Returns We accept returns of new parts in their original new condition. Any product that has been opened or used can no longer be returned. If part shipped in a sealed package, it must be returned sealed. Return shipping is free, original shipping charges are nonrefundable.