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Model Number | ET2230 |
The load test | Battery status |
Battery is in goad condition, need to check the vehicle charging system status (see instructions) | |
Unqualified (yellow area) but the pointer is stable | Battery capacity lack, it may be as follows: the battery defect part of the loss report, need to recharge |
Unqualified (red area ) but the pointer is declining | The battery may have defects (e.g., the single failure). At this time, Unqualified (red area ) but the pointer is declining can be simply test. loosen the load switch. observe the pointer.If the voltage quickly back to the 12 v. storage battery is likely to be flawed; If pointer reply is slow. the battery can only discharge excessive. |
The temperature influence | Battery temperature: 20℃ 0℃ -15℃ -25℃ Determine the voltage: Vo Vo-0.2V Vo-0.5V Vo-0.9V |
Type | Battery analysis |
Discharge | Discharge reading analysis after 10 seconds |














Q:Are You A Factory Or Trading Company?
A: Factory.
Q: How Long Is your delivery time?
A: For small order, products will be shipped with 1-3 working days. For OEM order, please check the shipping time with us.
Q: What Is The Shipment Way?
A: Express company like DHL, TNT, UPS, Fedex, EMS.
Q:Do You Accept OEM/ODM Order?
A: Yes! We accept it.
You can OEM the label/logo and package.change Bluetooth name and password,you also can change the product color.
Q: How Can I Send The Inquiry?
A: Whatever product you are interested, welcome send your information directly to my email,or chat with us online.
Q: Do You Provide Samples ? Is It Free Or Extra ?
A: We charge Sample's fee and the ship cost,But we'll make a balance or cut down the sample's quantity when you place order in our company.
Q: What Is Your Terms Of Payment ?
A: We accept payment by T/T, West Union, PayPal;
For big order, 30% T/T as advance, full payment before shipment. For small order, full payment when you place order.
Q: How Do You Make Our Business Long-Term And Good Relationship?
A: 1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them,
no matter where they come from.

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