【Ultimate Battery Kit】 Ditch disposables! 4400mWh Lithium Battery outperforms disposable batteries. Includes dual-port USB-C cable (charger not included), supports charging two batteries simultaneously, compatible with mobile phone adapters/power banks, no additional adapter required, travel essential.
【Long-lasting Battery Life & LED Indicator】 4400mWh capacity - 3x longer than disposables! Powers wireless mics/smoke detectors for extended use. With smart LED indicator when charging (red for charging, green for full). Overcharge protection function extends battery life. Provide reliable power for critical home and professional equipment.
【Number of Cycles & Environmental Sustainability】 1200+ cycles replace 3000+ disposables! 2hr charge delivers 4400mWh - 90% cost and waste savings. Reduces heavy metal pollution by 90% vs alkaline batteries. Powers home backups/pro gear/toys with reliable 4400mWh energy.
【Widely compatible & multi-scenario adaptation】 It can stably drive various 9V power scenarios such as wireless microphones, smoke detectors, guitar effects, children's toys, medical equipment, etc. The USB-C charging interface is compatible with adapters/mobile power banks. A reliable power solution for all 9V devices in your home, workplace or tour.
【Military-grade protection】 Adopts stacked battery structure, equipped with high temperature resistant PC + ABS flame retardant shell, built-in six-fold safety module (overcharge/over discharge/short circuit/over current/over voltage/temperature protection), supports a wide temperature range, and meets the use requirements in extreme environments.