3600 mWh, 1.5V, and 2000+ cycles — these aren’t just batteries, they’re pocket power stations. Game controllers, locks, toys, cameras — all run longer, brighter, better. Recharge in 2.5 hours via USB-C — from laptop, power bank, whatever’s handy. No pairing needed, full protection, and savings for a generation. You’re cutting battery costs to splurge on… anything else.