15A BMS Protection: DC HOUSE LiFePO4 battery has built-in 15A BMS protection, which can better protect to prevent over-charging, over-discharging, over-current, and short-circuit than the traditional 10ABMS protection of other batteries. Charging Operating Temperature Charging Operating Temperature: Charging: 0°C - 50°C; Discharging: -20°C - 55°C 2-in-1 Design: support charging and discharging: Type-c port (QC3.0 fast charging, max 45W) recommended for batteries up to 12V, up to 50AH (max 50AH), input voltage: DC 10-14.6V; Type-c port(USB-C) and USB-A port: (max 12W) can charge cell phones and other devices 2 USB-A & 1 USB-C: 12V DC converter with PD45W charging port supports iPhone fast charging. Simultaneous charging for 3 devices, greatly meets different charging needs 1/3 Lightweight and Mini in Size: The 12Ah lithium battery weighs only 3.08 pounds(1.4kg), which is only 1/3 of the weight of a lead-acid battery and can be a good replacement for a 12v 10AH battery. It measures 5.94*3.9*3.9inch(15.1*9.9*9.9cm) and is easy to move and install. The terminal size is F2 Efficient Conversion: This DC-DC converter module with USB charging port and integrated switching slim regulator module delivers up to 96% conversion rate with a 12V 12AH battery perfect for charging home and outdoor travelers, smartphones, tablets, rechargeable batteries, smartwatches, cameras, and other 5V devices DC HOUSE 12V 12Ah LiFePO4 Lithium Battery Kits