Koso DB EX~03 Digital Motorcycle Enduro Speedometer

The KOSO DB EX 03 speedometer is the ideal choice for motorcyclists and off-road vehicle owners looking for a compact, lightweight, and functional speedometer. It offers a variety of practical functions, including speed, mileage, operating hours, service intervals, and more. With its seven indicator lights for various vehicle functions and a compact design, it is perfectly suited for both everyday use and off-road adventures.

The KOSO DB EX-03 speedometer is an extremely compact and lightweight instrument that combines a wide range of functions in a single device. Weighing only 70g and with compact dimensions of 120mm x 38.8mm x 34.2mm, it offers all the essential functions for speed indication and additional useful features for maintenance and monitoring – perfect for motorcyclists and off-road users looking for a functional and space-saving instrument.

Technical Features & Functions

Speedometer

Display range: 0 ~ 360 km/h (0 ~ 225 mph)
Display unit: Switchable between km/h or mph

Odometer

Display range: 0 ~ 99,999 km (miles)
Automatic reset after 99,999 km (miles)

Trip odometer

Display range: 0.0 ~ 9,999.9 km (miles)
Reset: Automatically after 9,999.9 km (miles)

Hour meter

Display range: 0 ~ 99,999 hours
Display unit: 1 hour

Operating hours counter

Display range: 0 ~ 9,999.9 hours
Automatic reset after 9,999.9 hours
Display unit: 0.1 hour

Additional functions

Maintenance mileage: Adjustable range 300 ~ 5,000 km, manually erasable
Maximum recording:
Average speed: 0 to 360 km/h (0 to 225 mph)
Maximum speed: 0 to 360 km/h (0 to 225 mph)
Maximum voltage: 8.0 ~ 18.0 V DC

Clock and stopwatch

Clock: Display range: 00:00 ~ 23:59
Stopwatch: Setting range: 0:00:00 ~ 9:59:99 (Unit: 0.01 second)

Indicator lights

The DB EX-03 speedometer offers a variety of indicator lights that inform the driver about the condition of the vehicle:

Right turn signal (green)
Engine oil warning light (red)
Low fuel warning light (amber)
Water temperature lamp (red)
Neutral lamp (green)
High beam (blue)
Left turn signal (green)
Engine warning light (yellow)

Size and weight

Size: 120mm (W) x 38.8mm (D) x 34.2mm (H)
Weight: Approx. 70 g
Operating temperature: -10 ~ +60°C

Other features

Internal battery level: Displayed with 4 levels so you always know how much energy is left.
Voltage meter: Works with an input voltage of 8.0 to 18.0 V DC.

Table of contents:

Measuring device – 1×
Main wiring harness – 1×
Passive speed sensor – 1×
Mounting bracket for speed sensor M8 / S-type – 1×
Mounting bracket for speed sensor M10 / S-type – 1×
M5 × 5 P0.8 Hex bolt – 2×
2.5 mm hex key – 1×
Magnet D6 × H5 mm – 6×
Measuring device holder – 1×
Screw M4 × 12L mm – 2×
M5 × 15 screw – 2×
M5 washer – 2×
4.0 mm hex key – 1×