$10 off Sigma Base 400 Bike Computer

"Less is more" is the design philosophy so ably carried out in the Sigma Sport Base 400 computer. If your riding only requires the absolute bare minimum of cycling functions (speed, trip/total distance, ride time, and a clock) in a tidy, compact package then this is the perfect solution. It's wired for superb reliability and is waterproof, too, in case you get caught out in the rain.

• Small, lightweight head unit with easy to read LCD display
• 5 functions: Speed, trip distance, total distance, ride time, clock
• Wired design for superb reliability
• Tool-free installation
• Waterproof
• Weight: 35 grams