Battery Heat Reveal Mug

⚡️ Charge Up With Every Sip! 👉 Coffee + battery magic. This heat-changing mug “charges up” with green bars when you pour hot coffee ☕ — and drains to red when it’s empty. ⚠️ ☕️ Instant mood boost, desk flex, and conversation starter all in one! Just add hot liquid and watch your mug come to life. The battery icon gradually fills with bright green to show you (and everyone else): you’re getting recharged. Perfect for:🔋 Coffee addicts & caffeine lovers🎁 Gift for dad, brother, coworker💻 Work desk, home office, coffee bar 🤔 Why sip boring when your mug can react?!   🌈 Why Coffee Lovers Love It ✅ Heat-sensitive battery design – "Charges up" with hot drinks✅ Conversation-starting gift – Perfect for tech lovers, gamers, dads✅ 11oz ceramic mug – Classic size with sleek black finish✅ Green = full, red = empty – Always know when you need a refill✅ Microwave-safe – Works like a normal mug but way cooler 🔥 It’s coffee with personality.You’re not just drinking coffee — you’re charging your day