Car 433MHZ Wireless 12V Battery Monitor & Tester Load Cranking Charging Analyzer

QUICKLYNKS BM5-D Battery Monitor Features
1.  Real-time display of battery health value, temperature, charge and voltage
2.  Battery start system and charging system monitoring
3.  Data abnormality alarm to remind you of battery status in time
4.  Powered by solar panels, with Type-C charging interface, very low power consumption, one charge can be used for a week
5.  433MHz accurate transmission, real-time monitoring of battery status
6.  Intelligent vibration induction, intelligent screen off and bright screen, automatic switch on and off, low power consumption
7.  Patented algorithm, the longer the time, the more accurate.
8.  Applicable to all 12V starter batteries, versatile, can be used in cars, trucks, yachts, motorcycles

 

Main Function:
● Battery Health Test & Display
● Cranking Test
● Charging Test & Display
● Battery Voltage Test
● Load Test
● Start Test

Wide Application:
Covers all 12V 100-2000CCA batteries including regular flooded, AGM flat plate, AGM spiral, or gel batteries. Work on cars, trucks, motorcycles, RVs, SUVs, ATVs, boats, yachts, mowers, and even golf carts.

Specifications:
● BM5 Battery Tester:
Material: Plastic, ABS
Working Voltage：6-25V
Working Temperature:-40°C-80°C
Average Operating current: 2.3mA
Data Transmission Frequency: 433MHz Wireless transmission
Display:9 LEDS
Protection: Built-in fuse and reverse polarity protection circuit

● BM5-D Head up Display:
Built-in lithium battery capacity: 750mAh
Charging input: solar panel, TypeC
Display: Monochrome LCD screen with backlight
Protection:Built-in fuse
Operating temperature: -20°-70°C
Storage temperature: -30°-80°C

Installation Steps:
Step 1: Firmly Attach The Negative (Black), Connector To The Negative Battery Terminal.
Step 2: Firmly Attach The Positive (Red), Connector To The Positive Battery Terminal.
Step 3:Mount The Device To The Battery Surface With The Supplied Double-Sided Tape.  Please Wipe The Battery Surface Clean Before Fixing.Step 4: No installation Required， Just Place It In Front Of The Windshield

Package Include:
1 x head up display
1 x BM5 Battery Tester
1 x TypeC charging cable
1 x Instruction Manual
1 x Anti-slip Pad

•  We accept Credit cards、Debit card、Apple Pay、Google Pay ect. payment .
•  For United Kingdom buyer, VAT already included in the price,no extra fees.
•  Electronic VAT receipt available upon request.
•  If item is shipped from outside of UK, then then import tax NOT included in price.
•  If you accidentally placed the wrong order, please contact us to cancel the order.
About shipping:
UK Order will be shipped within 1 business day after payment confirmed from UK warehouse via Royal Mail 48 track(normally 2-3 working days) or Royal Mail 1st Class(normally 1- 2 working days)with tracking.Note: We will ship according to your EBAY address. Please make sure it' s correct and include phone number for delivery.
About Delivered:
The delevered time is not guaranteed as it's not in our hand. If your package delayed few days, due to any unexpected factor, please wait patiently. Your kindly understanding and great patience would be highly appreciated!
About Return:
Returns will be accepted within 30 days after receiving purchasing，All returns are expected to be in original conditions, please email us first for return address and instructions.
1. We are appreciate you to leave Positive Feedback and 5-stars ★★★★★ .It is really important support for us.Thank you.
2.If for any reason you are not satisfy with your purchase, please contact us prior  before ×opening a case× or ×leaving a feedback×, we aim to respond within 24 hours and will do everything to sort problems in your favor.
·We are a professional Authorized dealers of Foxwell, Launch, Ancel, Autophix, Autek,etc.so we can give you professional support.
·We support remote assistance by TeamViewer if you have any difficulty in software installation.
·We promise that we must try our best to make sure every customer 100% satisfied.
·Our items come with warranty and good service.
·We are committed to your satisfaction after your purchase.
·If you are not satisfied with your purchase in any way please message us frist and give us an opportunity to try and make it right befor  ×open a case× or ×leaving a feedback×. We will answer your questions within 1 working days.
·Any questions, Please feel free to contact us via email / ebay message .
·Business time:(GMT8: 9:00 am-6:30 pm，GMT: 2 am-10：30 am ) monday to Saturday.

On 12-Jun-2026 at 09:04:10 BST, seller added the following information:

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