Features 3 Versatile Test Modes: Choose from manual, neutral, or automatic wiper modes to effectively assess servo performance and fine-tune your RC vehicle’s control Connect Up to 3 Servos: Simultaneously connect 1-3 servos to evaluate their synchronization and consistency, ensuring optimal performance for your RC car or boat Dual ESC Connectivity: Test and compare the response times of 1-3 electronic speed controllers at once, enabling precise adjustments for enhanced speed and maneuverability Ideal for CCPM Helicopters: Specifically designed to connect with 3 servos of CCPM helicopters, allowing for easy adjustments and synchronization for improved flight stability Durable Aluminum Alloy Design: Crafted from high-quality aluminum alloy, this tester offers exceptional durability and resistance, ensuring long-lasting reliability in various conditions Features: 1、It is suitable for DC circuits and AC circuits, and can measure electrical parameters. 2、Unique appearance design, simple and lively appearance, beautiful and generous, it can directly act as an analog indicating electric measuring instrument. 3、The measured data is intuitive and clear. The advantage of the 6L2 type current meter is that it can display the changing trend of the measured electricity. 4、Mainly used in industrial and mining enterprises, metallurgy, chemical industry, electric power, complete sets of equipment and various electric control devices. 5、, made of high？quality ABS material, not easy to be damaged, wear？resistant, and can be used for a long time. Specification: Item Type: Pointer Ammeter Material: ABS Model: 100A/5A Package List: 1 x Pointer Ammeter 2 x Buckle Package List 1 x Pointer Ammeter 2 x Buckle