Feature: 1. Easy Operation: The optical fiber fusion splicer is small and compact, easy to operate, with fast splicing speed and low loss, suitable for high altitude operations. 2. Applicable Diameter: Suitable for 80‑150μm cladding fiber diameter, 100‑1000μm coating diameter, the cutting length range is 8‑16 mm, has a wide application range. 3. LCD Display Screen: Equipped with 3.5in HD LCD screen, the content can be flipped, convenient for bidirectional operation, and the focus magnification is up to 320X. 4. With Lithium Battery: Built in 3400mAh lithium battery, supports about 120 welding and heating times per charge, suitable for long term fusion splicing projects. 5. Applicable Scenes: Widely used in optical fiber engineering in telecommunications, railways, petrochemicals, electric power, public security and other communication fields. Specification: Item Type: Optical Fiber Fusion Splicer Model: EX39 Adapter Input Voltage: 100-240V Alignment Method: Cladding alignment Applicable Fiber Types: SM ( TU-TG .652 and G .657), MM ( ITU-T G .651), DS ( ITU-T G653), NZDs ( ITU-T G655) Fiber Type: 0.25-3.0mm, leather cable Fiber Fixture: Replaceable Universal Fixture Fiber Diameter: Cladding Diameter: 80-150um, Coating Diameter: 100-1000 um Cutting Length: Approx. 8-16mm / 0.3-0.6in Splice Mode: Maximum 128 groups Splice Loss: SM: 0.03dB, MM: 0.01dB, DS: 0.04dB, NZDS: 0.04dB, G.657: 0.03dB Return Loss: >60dB Splice Time: 8 seconds (SM G652 Quick mode) Loss Estimation: Support Heating Time: 18 seconds (with SM G652 250um 40mm heat shrinkable tube fast) user adjustable Applicable Heat Shrinkable Length: 20mm, 30mm, 40mm, 50mm, 60mm Heating Mode: Maximum 32 groups Battery Capacity: 3400mAh lithium ion battery (built in portable), supports about 120 times welding and heating per charge Battery Life: About 5000 discharges Automatic Start: Welding, heating Fiber Automatic Identification: No Automatic Discharge Calibration: Automatic correction according to changes in ambient temperature and air pressure Result Storage: 10000 sets of welding data or 2000 sets of welding images Pull Test: 1.96-2.25N Operating Conditions: Altitude: 0-5000 meters Relative Humidity Temperature: 0-95%, -20-50℃ Maximum Wind Speed: 15 meter/s Storage Temperature: -20-60℃ Display: 3.5in HD LCD display Magnification And Display: X , Y , XY , 320 times magnification Power Supply: AC Input 100-240V, DC Input 9-14V Port: USB 2.0. Package List: 1 x Fusion Splicer Host1 x Heat Shrink Tube Set (100pcs, With Storage Box)1 x Fiber Cleaning Paper (With Storage Box)1 x Bottle (Empty Bottle, Random Style)1 x Optical Fiber Stripper (Random Style)1 x Insulated Wire Stripper (With Manual, Random Style)1 x Fiber Cutter Set (Fiber Cutter, 2 Wrenches, Storage Box)1 x Plug1 x Power Adapter1 x Strap1 x Hand Strap1 x Value Added Slot2 x Electrodes1 x User Manual1 x Storage Bag