Here��s the rewritten description for Fruugo: xxFeatures:xx - Advanced MPPT scanning technology and temperature management for efficient, reliable solar charging. - Oversized heatsink and waterproof PCBA design for better cooling and durability. - Built-in Bluetooth for mobile app monitoring and control. - Multiple DC load output modes with manual override options (short circuit protection, equalize charge). - Simple installation with clear markings and user-friendly buttons. xxSpecifications:xx - System voltage: 12V or 24V - No-load loss: 12MA (12V) 10MA (24V) - Rated current: 20A (charge or discharge) - Max PV input: 300W (12V) 600W (24V) - Solar input voltage: <100VOC - Battery compatibility: Sealed, gel, open, carp - Communication: RS485 (MODBUS), Bluetooth - Size: 180 x 140 x 71mm - Color: Black - Material: Aluminum xxPackage includes:xx 1 x MPPT Solar Controller 1 x English manual xNote: Slight color variations may occur due to lighting or display differences. Size tolerance: 1-3cm.x