Compare models
1. Core welding performance
880APeak output current
880A(上一代 HD2/H2:650A)Peak output current
—Peak output current
Single Grade-A cellEnergy-storage design
Single Grade-A cell (Li-polymer)Energy-storage design
Single Grade-A cell, 5000 / 7500 / 11000mAhEnergy-storage design
Dual-pulse (built-in cell)Technology
Dual-pulse (built-in cell)Technology
Dual-pulse (built-in cell)Technology
—Welding levels
90 档Welding levels
90 档Welding levels
2. Max weldable thickness by material (mm)
0.3 mmNickel-plated steel strip
0.3 mmNickel-plated steel strip
0.3 mmNickel-plated steel strip
0.15 mmPure nickel strip
0.15 mmPure nickel strip
—Pure nickel strip
0.3 mmStainless strip
0.3 mmStainless strip
—Stainless strip
0.3 mmIron sheet
0.3 mmIron sheet
—Iron sheet
3. Supported cells
18650Cylindrical Li-ion
18650 / 21700Cylindrical Li-ion
18650Cylindrical Li-ion
—Cylindrical LiFePO4
—Cylindrical LiFePO4
—Cylindrical LiFePO4
—Prismatic / pouch
Pouch / phone cellsPrismatic / pouch
—Prismatic / pouch
4. Recommended use cases
Portable / indoorEnvironment
Portable / indoorEnvironment
Portable / indoorEnvironment
Occasional DIYUsage intensity
Everyday repairUsage intensity
Occasional DIYUsage intensity
Home-appliance repair · Power-tool battery repair · Cylindrical cell pack assembly · Model making & DIYTypical uses
Cylindrical cell pack assembly · Phone & laptop cell replacement · Home-appliance repair · Power-tool battery repairTypical uses
Cylindrical cell pack assembly · Home-appliance repairTypical uses
5. Who it's for
Battery DIY enthusiasts, field repair techs, beginners and hobbyistsWho it's for
Battery DIY enthusiasts, field repair techs, beginners and hobbyistsWho it's for
Battery DIY enthusiasts, field repair techs, beginners and hobbyistsWho it's for
6. Endurance & protection
单次充电 1500 焊点(MAX)Max welds per charge
1500 焊点Max welds per charge
—Max welds per charge
—Thermal protection threshold
—Thermal protection threshold
—Thermal protection threshold
—Protection list
自动关机:8 分钟Protection list
—Protection list
7. Pen & pin setup
One-piece handheld (body is the pen)Pen form
One-piece handheld (body is the pen)Pen form
Separate welding penPen form
—Pin material & spec
—Pin material & spec
—Pin material & spec
8. Hardware specs
One-piece handheldBody structure
One-piece handheldBody structure
Separate host + penBody structure
—Housing material
PlasticHousing material
—Housing material
约 125gWeight
—Weight
—Weight
—Dimensions
约 45×28×202mmDimensions
—Dimensions
—Screen
HD digital displayScreen
1.3-inch LCDScreen
NoExternal foot switch
NoExternal foot switch
—External foot switch
9. Charging & electrical
Type-CInput
Type-C 5V/2.1A(上一代 5V/1A)Input
—Input
—Output voltage
4.2VOutput voltage
—Output voltage
880AOutput current
880A(上一代 HD2/H2:650A)Output current
—Output current
—Output power
—Output power
—Output power
—Fast charge
—Fast charge
—Fast charge
"—" means not published or pending; thickness is the official lab maximum. The nine spec groups match the product Specs tab.