{"product_id":"bmk-e20-pro-timer-with-integral-rdt-for-free-flight","title":"BMK E20 PRO Timer with Integral RDT for Free Flight","description":"\u003cdiv style=\"font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; font-size: 16px; line-height: 1.6; color: #333; max-width: 800px; margin: auto;\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eE20 PRO\u003c\/strong\u003e is an ultra-lightweight (1.2g) RDT and timer solution, featuring both DT and brushed 60A motor outputs with an exceptionally low internal resistance of only \u003cstrong\u003e0.006 ohms\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eDesigned with large direct-soldering pads for battery input and output, it ensures high-current capacity and robust, low-resistance connections for peak performance.\u003c\/p\u003e\n\u003cp\u003eIt features an integrated onboard radio receiver, fully compatible with \u003cstrong\u003eBMK RDT Transmitters\u003c\/strong\u003e. Each transmitter uses a unique security code and can be bound to an unlimited number of BMK receivers.\u003c\/p\u003e\n\u003cdiv style=\"background-color: #f9f9f9; padding: 20px; border-radius: 8px; border: 1px solid #eee; margin: 20px 0; text-align: center;\"\u003e\n\u003ch3 style=\"margin-top: 0;\"\u003e📄 Documentation\u003c\/h3\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0594\/0959\/6623\/files\/BMK_E20_Pro.pdf?v=1771091952\" target=\"_blank\"\u003e \u003cimg style=\"margin-bottom: 10px;\" alt=\"Download PDF manual\" width=\"160\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0594\/0959\/6623\/files\/pds-icon-datasheet.png?v=1644916523\"\u003e \u003c\/a\u003e \u003cbr\u003e\u003ca style=\"color: #0066cc; font-weight: bold; text-decoration: underline;\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0594\/0959\/6623\/files\/BMK_E20_Pro.pdf?v=1771091952\"\u003eDownload User Manual (PDF)\u003c\/a\u003e\n\u003cp style=\"font-size: 13px; color: #666; margin-top: 10px;\"\u003eIncludes wiring diagrams, setup instructions, and advanced feature details.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003chr style=\"border: 0; border-top: 1px solid #eee; margin: 30px 0;\"\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The E20 PRO is specifically optimized for \u003cstrong\u003ecoreless motors\u003c\/strong\u003e and \u003cstrong\u003e1S LiPo\u003c\/strong\u003e power systems.\u003c\/p\u003e\n\u003cdiv style=\"text-align: center; margin: 20px 0;\"\u003e\u003cimg style=\"max-width: 100%; border-radius: 4px;\" alt=\"E20 Pro Diagram\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0594\/0959\/6623\/files\/Screenshot_2026-02-14_at_22.33.29.png?v=1771108429\"\u003e\u003c\/div\u003e\n\u003ch4\u003e🔋 Power Recommendations\u003c\/h4\u003e\n\u003cp\u003eTo achieve maximum efficiency and high-power output, we \u003cstrong\u003estrongly recommend\u003c\/strong\u003e using competition-grade 1S batteries (such as BetaFlight TinyWhoop drone batteries) featuring \u003cstrong\u003eBT2.0 connectors\u003c\/strong\u003e. This setup ensures a high-power, low-resistance connection that outperforms standard connectors.\u003c\/p\u003e\n\u003ch4\u003e🔗 Compatible BMK Products\u003c\/h4\u003e\n\u003cul style=\"padding-left: 20px;\"\u003e\n\u003cli\u003e\u003ca style=\"color: #0066cc;\" href=\"https:\/\/bmks.co.uk\/products\/bmk-solenoid-release-timer-bundle?_pos=2\u0026amp;_sid=ec305d8ec\u0026amp;_ss=r\u0026amp;variant=41470837424335\"\u003eSolenoid Release Bundle\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca style=\"color: #0066cc;\" href=\"https:\/\/bmks.co.uk\/products\/band-burner-board-for-free-flight-timers?_pos=4\u0026amp;_sid=0f1ea8b19\u0026amp;_ss=r\"\u003eBand Burner Release\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca style=\"color: #0066cc;\" href=\"https:\/\/bmks.co.uk\/products\/bmk-high-power-coreless-motor-8-5mm-x-20mm?_pos=2\u0026amp;_sid=de9f1a919\u0026amp;_ss=r\"\u003e8520 High-Power Motor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca style=\"color: #0066cc;\" href=\"https:\/\/bmks.co.uk\/products\/gemfan-65mm-props-with-1mm-hole?_pos=1\u0026amp;_sid=994f28f1d\u0026amp;_ss=r\"\u003eGemfan 65mm Propellers\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"background-color: #f1f8ff; padding: 15px; border-left: 5px solid #0066cc; margin: 25px 0;\"\u003e\n\u003ch3 style=\"margin-top: 0;\"\u003e📦 Package Contents\u003c\/h3\u003e\n\u003cul style=\"margin-bottom: 0;\"\u003e\n\u003cli\u003e1x E20 Pro Timer Circuit Board\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #ff2a00; padding: 15px; border-radius: 4px; background-color: #fffafa; margin: 25px 0;\"\u003e\n\u003cp style=\"color: #ff2a00; margin: 0;\"\u003e\u003cstrong\u003e⚠️ Important - DT Delay (Abad+):\u003c\/strong\u003e\u003cbr\u003eThe DT Delay (Abad+) function is natively supported on these timers. This allows for remote DT delay triggering via the \u003cstrong\u003e\u003ca style=\"color: #ff2a00; text-decoration: underline;\" href=\"https:\/\/bmks.co.uk\/products\/bmk-b3-long-range-rdt-transmitter\"\u003eBMK B3 Tx\u003c\/a\u003e\u003c\/strong\u003e or the \u003cstrong\u003e\u003ca style=\"color: #ff2a00; text-decoration: underline;\" href=\"https:\/\/bmks.co.uk\/products\/bmk-skylink-434mhz-gps-locator-system\"\u003eBMK SkyLink 434MHz Hand Unit\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3\u003e📋 Technical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-bottom: 25px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n\u003ctd style=\"padding: 10px; font-weight: bold; width: 40%;\"\u003eMax Motor Duration\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003e60 seconds (120 blinks @ 0.5s)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #eee; background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eMotor Timer Steps\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003e0.5s \/ 0.2s configurable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n\u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eMax DT Duration\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003e1200 seconds (20 minutes)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #eee; background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eDT Timer Steps\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003e10-second increments\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n\u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eActivation\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003eHold button 2s to arm. Hold 2s again to start motor; release on launch to start timer.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #eee; background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eRange\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003eUp to 2750m (Open field) | 500–800m with B1 Tx\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n\u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eVoltage \u0026amp; Consumption\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003e3–6V (1S LiPo) | ~10 mA (Receiving)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #eee; background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eDimensions \u0026amp; Weight\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003e28mm × 12.5mm × 5mm | 1.2g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr style=\"border: 0; border-top: 1px solid #eee; margin: 30px 0;\"\u003e\n\u003ch3\u003e▶️ Binding Demo Video\u003c\/h3\u003e\n\u003cdiv style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; background: #000; border-radius: 8px;\"\u003e\u003ciframe style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%;\" src=\"https:\/\/www.youtube.com\/embed\/HZC7O9ZFdXo\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch3\u003e🛠️ Frequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use an external button?\u003c\/strong\u003e\u003cbr\u003eYes. You can solder a standard momentary pushbutton between the dedicated external button pads on the board.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BMK's Free Flight Store","offers":[{"title":"Default Title","offer_id":56369451532674,"sku":null,"price":34.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0594\/0959\/6623\/files\/FullSizeRender_8c612e2e-1229-411a-bfc0-a73c7aa78384.jpg?v=1771841903","url":"https:\/\/bmks.co.uk\/products\/bmk-e20-pro-timer-with-integral-rdt-for-free-flight","provider":"BMK's Free Flight Store","version":"1.0","type":"link"}