







🔧 Don’t get stranded—test smarter, drive safer!
The KONNWEI KW650 is a professional-grade 6V/12V battery and alternator tester featuring ultra-precise STM32 chip technology, real-time voltage waveform analysis, and comprehensive diagnostics for automotive, marine, and lawn equipment batteries. Its rapid, accurate testing and expert advice empower users to prevent battery failures and maintain optimal vehicle performance.











| Manufacturer | KONNWEI |
| Part number | KW650 |
| Item Weight | 388 g |
| Product Dimensions | 2 x 7 x 12.5 cm; 387.7 g |
| Size | 175 cubic centimeters |
| Color | Black |
| Style | Voltage Tester |
| Power source type | Battery Powered |
| Voltage | 12 Volts |
| Measurement Accuracy | 99.99% |
| Specification met | [Note] Shenzhen Jiawei Hengxin Technology Co., Ltd. Internal Certification or Quality Standards |
| Included Components | STM32 |
| Batteries Included | No |
| Batteries Required? | No |
| Item Dimensions LxWxH | 20 x 70 x 125 mm |
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