This is the Seagull Wireless Dashboard Flight System from Eagle Tree Systems. FEATURES: Installs easily in nitro, electric, or gasoline powered model airplanes and helicopters Fully compatible with Win 98SE, ME, Win2K and XP Provides up to 20 channels of real time data about model displayed on scrollable pages of LCD data dashboard Partial list of what can be displayed includes; Servo Movements-displays positions of up to 4 servos Receiver Battery Voltage Speed from 9-290 MPH (14-467 KPH) Altitude/Climb Rate to 25,000ft (7620m) RPM Temperature Software switchable sample rates (1-10 samples/second) for high resolution or longer battery life Self-contained telemetry receiver attaches to radio or can be monitored by pit crew-no laptops needed Transmitter is powered by receiver battery-no extra battery needed 65,536 unique IDs (programmable) means interference problems are extremely unlikely Dashboard a USB peripheral that can be plugged into a laptop to get full screen live display and recording on laptop Alarms can be set for low battery, high temp, stall speed, high RPM and much more Operates at 900MHz spread spectrum (FCC certified version) or 433MHz (EU version-check local regulations) One year limited warranty INCLUDES: Real Time Data Dashboard Wireless Telemetry Transmitter Flight Data Recorder Pro Temperature Sensor RPM Sensor with Magnets Two 3" (91cm) Pitot Tube Hoses Brass Pitot Tube Brass Static Tube For Servo Y cables USB Cable Windows CD-ROM Battery Backup Harness (use optional) Instruction Manual REQUIRES: Installing on model and connecting all cables SPECS: Transmitter; Frequency Range: 902-908MHz FCC Approval: 15.247 Frequency Hopping Spread Spectrum Maximum Output Power: Approx. 200 mWatt Dimensions: 2-3/4" x 1-1/4" x 1/4" (70mm x 32mm x 6mm) approx. Weight: 0.5oz (14g) approx, transmitter only Temperature Range: 0-140° F TX Antenna: Thin flexible stainless whip Power: taken from Recorder/Receiver battery Current Draw: Transmitter + Recorder, average <50 milliamp Receiver; Sensitivity: <-110dBm nom. RX Antenna: Thin flexible stainless whip Temperature Range: 0-140° F Battery: Standard 9V Display: 16x2 character LCD Pushbuttons: 4 Contrast Adjustment: Potentiometer behind battery door USB Connection: Yes Flight Data Recorder; Airspeed: Around 9mph (14.4kph) minimum, approx. 290mph (467kph) max Altitude: 0-32,000" (9754m) in approx 8" (2.4m) increments Operational Voltage: 4.35V-7.0V Current Draw: <35mA @4.8V Weight: Recorder, 4 Y cables, RPM & Temp Sensors & Pitot Tube 1.5oz (42.5g) approx. Temperature: Dual Inputs, 0° F-424° F RPM Range: 100 RPM-40,000+RPM (approx) Units Supported: English & Metric Measurements: 1.97" x 1.38" x 0.67" (50mm x 35mm x 17mm) Record time: Varies with sample rate, paramenters being recorded, and "activeness" of flight. Aound 8 minutes to several hours is attainable depending on these settings. COMMENTS: Available Accessories; Electric Expander: ETRP9001 Exhaust Gas Temp Expander G-Force Expander: ETRP9002 Extra Temperature Sensor: ETRP7000 jxs 10/05/05 ir/jxs