3-in-1 Accessory Tool: Flat head screwdriver / cross screwdriver / Star nut driverUsed to repair or tighten up screws on variety eyeglasses, sunglasse..
Product descriptionFeaturesTwo selectable differential input channels.On-chip active low noise PGA with selectable gain of 32, 64 and 128.On-chip powe..
Product descriptionDescriptionMainly used in a variety of DC equipment, DC motor step less speed regulation, LED electrodeless dimming, chemical plati..