85C1-A DC Pointer Ammeter（Measuring Range:DC0-5A,Direct） Starson S100 Mini Bluetooth Earbuds then fine-tune using your source

then fine-tune using your source device's volume slider to achieve comfortable listening levels without distortion

Raspberry Pi Battery Rechargeable lithium-ion

Fine-tune - Adjust sensitivity based on surface reflectivity

Protective cover function shields the Surface Go 2 display when folded

85C1-A DC Pointer Ammeter（Measuring Range:DC0-5A,Direct） Starson S100 Mini Bluetooth Earbuds then fine-tune using your source85C1 A DC Pointer AmmeterMeasuring Range: DC0 5A,Direct This 85C1 A Panel Meter is specially designed for measuring current and monitoring battery & electrical system. The DC 5A Ammeter offers users great simplicity and easy reading. The Analog AMP Panel Meter has low power consumption and is long lasting. Features: Easy to use Easy to install and connect Good quality product