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KINGBOLEN Cars Brake Fluid Tester Pen for DOT3 DOT4 DOT5, Automotive Brake Oil Moisture Analyzer Vehicle Diagnostic Tool
4.7(71)
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Customer reviews (71)
A**8
Item: Default
Thank you very much for the item upgrade as the original item was unavailable, item is received and I'm very happy with it, thanks again highly recommend to anyone looking to buy this product.
16 March 2025
d**2
Item: Default
Great item, highly recommended, thanks
14 March 2025
a**7
Item: Default
Quick and easy to show results.
2 days ago
** ** **
Item: Default
Good price for this product
2 wk ago
w**r
Item: Default
As described, very useful
2 days ago
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Kingbolen Scanner UK
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Product description
KINGBOLEN Brake Fluid Detection Pen is based on the change in conductivity to determine the moisture change brake fluid. It shows clearly the extent of moisture contained by the light-emitting diode, high moisture content will lead to lower boiling point, affect braking performance. Red indicates the brake fluid needs immediate replacement, green represents good condition, yellow indicates the state is acceptable but soon replaced.
LED Indicator Display:
1.The green LED lights = water content in the brake fluid H2O
2.The yellow LED lights = brake fluid water content H2O = 1.5% to 3%, can continue to use, test again six months later
3.The red LED lights = water content in the brake fluid H2O> 3%, can not continue to use the brake fluid needs to be replaced
Red LED: change brake fluid
4.LED red flashing: battery replacement
5.LED yellow: low moisture content, check again in six months
6.LED green: brake fluid lines / cell row
•【Function】KINGBOLEN brake liquid tester is used to determine the moisture according to conductivity change and check the car brake oil quality.
•【Clear Display】5 LED lights display the percentage of moisture content in brake fluid, provides more accurate test result, oil-proof and oxidation-proof, with good condition and high precision.
•【Easy to Use】Press the button for power on, green LED will light up.
•【Portable and Convenient】Designed without cable connector, portable and light weight, convenient to carry and use. Auto power off, supports 1 LR03 AAA batteries (not included)
•【Fast and Accurate】Insert the tester into reservoir for a second , then the results will be indicated correctly by LEDs.
•【Applicable Model】KINGBOLEN brake fluid tester is suitable for professional use in automotive repair shops to test DOT3 / DOT4 / DOT5 liquid.