Item Type: Jade Appraisal Lamp Material: Aluminum Alloy Weight: Approx. 271g 9.6oz Size: Approx. 135 x 20mm 5.3 x 0.8in Built-in Battery: Lithium battery 2600mAh (included) Light Source: White light, yellow light, purple light (button adjustment) Lamp Bead: 3 LED Control: 3 buttons (each open white light, yellow light, purple). Light) Whether adjustable: White and yellow light can be steplessly dimmed by long pressing, purple light is not adjustable. Charging Mode: USB and Type C. 1. Three lighting modes: white light, yellow light and purple light, controlled separately by three buttons. White light and yellow light support stepless brightness dimming to meet the needs of different jewelry detection. 2. Portable design: Can be easily attached to the backpack or pocket with a pen clip. Small size, light weight, does not take up space. 3. Easy charging: Built-in 2600mAh large capacity lithium battery, USB charging and Type-C charging, lasting endurance, energy-saving and environmentally friendly. 4. LED lights: This jade identification flashlight uses powerful LED lights, high performance and lifespan up to 50,000 hours. 5. Durable materials: Made of stainless steel and aluminum alloy materials, heat and pressure resistant, can be used for a long time. KLB Store