【Exposure Size】The exposing area is 16*20inch.The height from the led tube to the desk is 2.8inch.Suitable frame size should be within 16x20inch. 【With Timer】The machine adopts timer to set the exposing time. After reach the exposing time, the machine automatically turns off. The timer also has automatic memory function, set in once, time will save. 【LED Lights】There are 6 pieces of 12W LED light tubes. It can be used for about 50,000 hours. The wave length is 395nm.1 piece of spare LED light tube is included. 【With 2 Using Methods】A: Clamp one side of the unit on the desk and the unit acts like a cover. Open it, put the frame in and close it. B: The unit has 4 wheels and it can be moved easily. You just need to pull the unit to the top of the frame when use it. 【Application】This small exposure unit mainly used for exposure small screens, printing plate, hot stamping.

Parameter Exposure size:16*20inch Suitable frame size:within 16x20inch Voltage:110V Wave length:395nm Amount of LED tubes: 6 Methods of using the timer 1.Before using, please press the “C” button to reset, the display shows 00:00 00 and it is flashing state. 2.Press the “hour” and “minute” and “second” button separately to set the countdown of the electrify time, the display shows “ON” 3.Press the “start/pause” button to start the countdown. For example At first press the “C” button to remove the original set ; Then press “minute” set to"5"; press “seconds” set to “30”; Then press the “start/pause” to start the countdown, lamp open; After five minute 30 seconds countdown , plate burning machine tube closed. This setting do not need to change, it is automatically saved. When the machine starts again, the countdown is still 5 minutes and 30 seconds. Item Number 006874