Why this product matters Build a custom power solution without soldering or special tools: assemble or adapt power setups quickly, even if you're not an electronics technician. Reliable protection and stable output: builtin overcharge, overdischarge, and shortcircuit protections keep connected devices safe and extend battery and device life. Versatile USB charging: the double USB output and automatic identification of charging current let you power two USB devices at speed simultaneously. Key benefits Easy : designed for individuals and hobbyists who want a flexible enclosure and interface for DIY power projects. Safe and dependable: integrated protection features provide peace of mind during charging and discharging cycles. Indoor and outdoor ready: suitable for home, office, and field use so your devices stay charged anywhere you go. Clear options and finishes: available in black and white ABS shell for a clean, durable finish. Main features Nosolder installation: simplifies assembly and modifications without the need for complex tools. Builtin protections: overcharge protection, overdischarge protection, and shortcircuit protection. Double USB output: charge two USB devices at once. Automatic current identification: detects and supplies the appropriate charging current for connected devices. Durable housing: crafted from strong ABS component for longlasting use. Color options: available in black and white. Compatibility and function Designed to work with common USBpowered devices via the double USB outputs. Functions as a platform for custom power solutions—ideal when you need a protected, enclosed USB output for phones, tablets, small electronics, or other USB accessories. Practical use scenarios Home backup charger: assemble a custom power module to keep phones and tablets charged during power interruptions or family use. Office accessory: create a desktop charging hub with protected USB outputs for phones, headsets, and other peripherals. Outdoor or travel kit: build a portable charging box for camping or field work that protects connected devices and supplies appropriate charging current. Why choose this product It combines userfriendly with essential safety features and USB versatility, making it a practical choice for hobbyists and everyday users who need a protected, multioutput USB power solution.