1. Check all the parts to ensure they are fully equipped. 2. Connect the USB cord to a charger or computer when using for the first time. 3. There is a red light on the base which turns on when connected to power; it takes about 3 hours to fully charge. 4. To use the clamp, remove it from the base and attach the table clamp to a suitable position where the plywood thickness is less than or equal to 40mm, then rotate the lamp body to the desired position. 5. The base features a touch switch with a PWM dimmer. Tap the switch for less than 550ms to turn the light on or off. Press and hold for more than 550ms to activate dimming function. Continue holding to gradually increase or decrease brightness; brightness stops changing when released. Hold for more than 3 seconds to reach maximum or minimum brightness instantly. Model: -9006 Lamp Working Voltage: DC5V Light Source: 6 LED Rechargeable Battery: 400mAh Lithium Cell Power: 0.5W Luminance: 30 Lm Color Temperature: 6000K Source Life: 25000h Color: White Material: ABS Package Contents: 1 x LED Table Magnifier 1 x USB Cable 1 x Base Note: Only the items listed above are included. Other products are not included. Note: Lighting and display differences may cause slight variations in color between the image and actual item. Measurement allows an error of +/- 1-3 cm.