Power Source: 110V, Self-Generating (with Emerge or Envision 9), 220V Option Available (with Envision + Compass) Cord Length: 10' / 3.0M Drive System: Core Drive Total Body Workout: Cardio 360™ (upper body, lower body, total body) Resistance Source: Hybrid Self-Generating Brake Frame Construction: Robotically Welded Heavy-Gauge Steel Handlebar Design: Extended Handrails with Molder Rubber, Moisture Resistant Grips Maximum Workload: 450 Watts Stride Length: 21" / 53 cm Footpad: Soft Step Cushioned Anti-Fatigue Material Exercise Arms: Ergonomic Handles with Moisture Resistant Sleeves Side Step Design: Non-Slip Rubber with Textured Pattern Contact Heart Rate Monitoring: Yes Wireless Heart Rate Monitoring: Polar® Compatible Asset Management: ECOFIT Side Steps: Yes Extended Handrails: Yes Activity Guard (Removable): Yes Water Bottle Holder: Yes Accessory Tray: Yes Product Dimensions: 63" L x 32" W x 64 H (160 cm x 81 cm x 162 cm) Q-Factor: 2.5" / 6.35 cm Product Weight: 340 lbs / 154 kg Shipping Weight: 409 lbs / 186 kg Maximum User Weight: 400 lbs / 181 kg Step-Up Height: 8" / 20 cm Portability: 2 Front Transport Wheels & Removable Handles