WatangTech UPS HAT for Raspberry Pi Zero,5V Solar Power Supply (5V-24V Input), I2C Battery MonitorLED Indicators, Low-Power UPS Expansion Board

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Plug-and-Play Compatibility：Fully compatible with the Raspberry Pi Zero series—no driver installation or configuration required. Just plug in and power up. True Uninterruptible Power Supply：Equipped with a smart charge management chip supporting path control for seamless switching between charging and discharging—ensures stable 5V output without power drops. Wide-Range Solar Input with MPPT：Supports 5V–24V photovoltaic input, with onboard MPPT algorithm for intelligent tracking of the maximum power point, maximizing solar charging efficiency. Onboard Battery Level Indicator：Integrated LED fuel gauge provides a clear, real-time visual of battery charge status for easier power monitoring. Real-Time Power Monitoring & Stable Output：Features an onboard boost converter and battery monitoring chip that provide a stable 5V regulated output while tracking key parameters such as voltage, current, and power in real time.