
Servicing and workshop tools
Kingbolen BF200
The BF200 measures the water content of your brake fluid at the press of a button and tells you, with colour and alarm, whether it is time to change it.
- ✓DOT3, DOT4 and DOT5.1 fluids
- ✓Backlit three-colour LCD screen
- ✓Audible alarm and a clear verdict
- ✓Illuminated gooseneck probe
- ✓Auto power-off, 2 AAA batteries
- Fluids
- DOT3/4/5.1
- Screen
- 3-colour LCD
- Alarm
- Audible
- Batteries
- 2 × AAA
Right for you if…
You want to check the condition of your brake fluid in seconds, with an unambiguous verdict.
Check before you buy
Measures water content, not the fluid level or brake pad wear.
Specifications
| Fluids | DOT3, DOT4, DOT5.1 |
|---|---|
| Screen | Backlit 3-colour LCD |
| Probe | Gooseneck, LED |
| Power | 2 × AAA 1.5 V batteries |
| Standby | Auto power-off after 5 min |
Frequently asked questions
When should the fluid be changed?+
Above 4% water content, replacement is recommended; the BF200 shows this clearly.
Does it work on every car?+
Yes, on DOT3, DOT4 and DOT5.1 fluids.
Are the batteries included?+
The BF200 runs on 2 AAA batteries; check they are in the box on delivery.
Kingbolen BF200
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In the same family

BF100
The BF100 is the simplest version: a pen with LED indicators that shows the water content of your brake fluid in a few seconds.
- Fluids
- DOT3/4/5.1
- Reading
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