Looking for a discreet 510 thread battery that doesn’t resemble a traditional pen or stick? The Smyle™ Labs Car Key Penjamin blends style with stealth, designed to look like a real car key while powering your standard cartridges. Its covert design makes it ideal for users searching for low-profile 510 battery solutions, portable 510 cart power, or keychain vape battery alternatives.
Whether you’re in a busy office, on the go, or just prefer a more subtle device, the Penjamin delivers reliable performance without drawing attention. With adjustable temperature control and a preheat mode, this device allows a tailored experience suitable for a wide range of 510-threaded cartridges. Recharge quickly with the included USB-C cable and clip it to your keys for convenience and ultimate discretion.
Turn everyday carry into powerful performance without the bulk — make the Penjamin your go-to discreet 510 battery today.
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FAQs
Q: Will this battery hide my cartridge?
A: For most standard 0.5g and 1g cartridges, this design conceals the top inside the housing for a low-profile look.
Q: How do I adjust temperature settings?
A: Use the multi-click button to cycle through heat levels for personalized performance.
Q: Does it come with a charger?
A: Yes — a USB-C cable is included for fast recharges.
