This is a lithium battery electric drill speeds adjustment made of plastic material. It has a reasonable design and practical functions. It can help adjust the speeds easily. It is a good choice for you. It is made with excellent craftsmanship, simple and practical, and will be your good choice of accessories. Features -Color: Black. -Material: Plastic. -Size: About 6.50X4.00X1.50cm/2.55X1.57X0.59inch. -Voltage: 12V. -Current: 16A. -The electric drill trigger helps you easily adjust the speeds and provides you with convenience. -The operation is simple, the speeds adjustment is more convenient, and it can be used easily by pressing the button to start. -This is widely used in hand drills or other power tools. It is very suitable for replacing old or damaged drill bits. -Mainly made of lightweight and mild plastic materials, it can be for a long time. -This is a wide and practical lithium battery drill accessory that will serve you very well. Package list: 1 x Hand Drill Trigger