Brass Knuckles

Product Specifications:

• Weight in grams: 40g
• Height: 9.5cm
• Width: 1.8cm
• Length: 1.8cm
• Color: Assorted
• Material: Metal casing
• Use: Compatible with 510-threaded cartridges
• Instructions: Screw the cartridge into the battery thread. Adjust voltage settings as needed. Recharge when necessary.
• Cleaning: Wipe the battery casing with a soft cloth. Avoid using water or cleaning solutions that could damage the electronics.