OSS T9 Smart HD Display Lightning & Type-C Tail Plug Tester 1. Smart Tail Plug Tester with built-in lithium battery, 1.77-inch HD display, 32-bit high-end processor, Lightning & Type-C interfaces 2. Dual Lightning & Type-C compatibility supports 95% of digital devices, meeting diverse needs 3. Aluminum alloy construction with compact layout, premium ICs and components, precision craftsmanship for drop resistance and durability 4. Seamlessly switches between AppleAndroid devices without adapters, supporting charging, data transfer, and firmware updates for comprehensive coverage 5. Precise measurement with 2.99-digit (3.5-digit) high resolution. Clear data display shows parameters at a glance: 0L indicates open circuit, 0.00 indicates short circuit, red values indicate abnormal PN readings 6. Compact size for portable testing. Compact body design saves space and fits easily into toolkits. 7. Built-in lithium battery ensures worry-free operation. 5V300mAh safe charging compatible with phone chargers and power banks. 8. A professional-grade 32-bit high-end processor significantly boosts processing speed. More accurate data reading, faster response, and smooth operation without lag