1. Material: ABS/PC+flexible paint
2. Weight: about 79 grams
3. Size: about 12x2x3.2 cm
4. Analysis index: battery, voltage, engine (12V DC)
5. Application range: lead-acid battery or car engine for 12V start
6. Features: ABS body, comfortable feel, magnetic plate on the back, easy to use, convenient operation, 6 LED lights to display battery charging status and engine output status
7. Battery test (engine off): If the battery has just been used up, before the test, in order to get the correct reading, you need to turn on the main light for 2 minutes, then turn it off and wait for 1 minute. If the battery is in good condition, the 1, 2 and 3 LED indicators will be on
8. Note: If the car battery is new or high-capacity, not only the LED indicators 1, 2 and 3 will be on, maybe the LED indicator 4 (alternator area) will also be on, this is no problem
9. Generator detection (keep the engine running): Normally the engine speed is kept at 2000r/min, but some cars require a higher speed for detection. If the generator is in good condition, all 6 LED indicators will be on, otherwise the above equipment and systems need to be repaired
