1、HIGH EFFICIENCY: Fiber optic fusion splicer heating furnace, horizontal type, fast heating in 18 seconds, which is efficient and practical. 2、4 GEAR ADJUSTMENT: The heating furnace has 4 gears adjustments, 1 gear 130℃, 2 gear 150℃, 3 gear 170℃, 4 gear 190 ℃, meeting different needs. 3、EASY TO OPERATE: Place the external heating furnace next to the fusion splicer, connect the plug, automatic fusion welding, improving efficiency. 4、PREHEATING FUNCTION: The fiber optic fusion splicer heater has preheating function, can be used in low temperature weather, faster heat shrinkage. 5、ALUMINIUM ALLOY: The heating furnace is made of aluminum alloy, which is erosion proof, has good heat dissipation and long service life. Item Type: Fusion Splicer Heater Model: YT 6 Battery: 1 x Li Battery 5200mAh (builtin battery) Product Material: Aluminum Alloy Function: 18s fast heating, 4 gears adjustable Gear: 1 gear 130℃, 2 gear 150℃, 3 gear 170℃, 4 gear 190℃ 1 x Heating Furnace 1 x Charger 1 x Storage Box