WYNNsky Air Hose Fittings, AMT Universal Air Coupler and I/M Industrial Type Air Plug Kit, 1/4 Inch Threads Size, 1/4 Inch Body Size, 14 Pieces Air Compressor Accessories Fittings Kit 14PCS Kit auspowers_batchone LONG BATTERY LIFE A fully-charged

LONG BATTERY LIFE A fully-charged pen can last for more than 10 hours(Up to 80% even Charging time is less than 1 hour)

FLEXIBLE WEARING WAYS - With adjustable elastic band dual velcro

make more convenient and more flexible while charging

Just turned the black knob on the top easily

WYNNsky Air Hose Fittings, AMT Universal Air Coupler and I/M Industrial Type Air Plug Kit, 1/4 Inch Threads Size, 1/4 Inch Body Size, 14 Pieces Air Compressor Accessories Fittings Kit 14PCS Kit auspowers_batchone LONG BATTERY LIFE A fully-chargedWYNNsky Air Hose Fittings, AMT Universal Air Coupler and I M Industrial Type Air Plug Kit, 1 4 Inch Threads Size, 1 4 Inch Body Size, 14 Pieces Air Compressor Accessories Fittings Kit Product Features Product Using: Universal coupler accept the three most popular interchange, I M, ARO and T type, which is perfect for shops where multiple plugs are used. Product Including: 2pcs 1 4 inch FNPT universal air coupler, 2pcs 1 4 inch MNPT universal air